diff --git a/app/app/src/debug/google-services.json b/app/app/src/debug/google-services.json
deleted file mode 100644
index 5e4205a4..00000000
--- a/app/app/src/debug/google-services.json
+++ /dev/null
@@ -1,59 +0,0 @@
-{
-  "project_info": {
-    "project_number": "1080818269583",
-    "firebase_url": "https://quaesitio-1523049861646.firebaseio.com",
-    "project_id": "quaesitio-1523049861646",
-    "storage_bucket": "quaesitio-1523049861646.appspot.com"
-  },
-  "client": [
-    {
-      "client_info": {
-        "mobilesdk_app_id": "1:1080818269583:android:c37c9bbefdd27e04",
-        "android_client_info": {
-          "package_name": "de.mm20.launcher2.debug"
-        }
-      },
-      "oauth_client": [
-        {
-          "client_id": "1080818269583-br291p34djunaf9katvhomj5u5qcvr8c.apps.googleusercontent.com",
-          "client_type": 1,
-          "android_info": {
-            "package_name": "de.mm20.launcher2.debug",
-            "certificate_hash": "af1d5f4a72fbaf9fce328142d1ed4a3ea4e77574"
-          }
-        },
-        {
-          "client_id": "1080818269583-4nll59hn87841bivhi9actpijmvpn6r0.apps.googleusercontent.com",
-          "client_type": 3
-        },
-        {
-          "client_id": "1080818269583-36kh12cv92opc17pa49umltcih0qfh2q.apps.googleusercontent.com",
-          "client_type": 3
-        }
-      ],
-      "api_key": [
-        {
-          "current_key": "AIzaSyDmEgLMLFnwYQviEE05mCg8kD6ik0gcWw4"
-        }
-      ],
-      "services": {
-        "analytics_service": {
-          "status": 1
-        },
-        "appinvite_service": {
-          "status": 2,
-          "other_platform_oauth_client": [
-            {
-              "client_id": "1080818269583-4nll59hn87841bivhi9actpijmvpn6r0.apps.googleusercontent.com",
-              "client_type": 3
-            }
-          ]
-        },
-        "ads_service": {
-          "status": 2
-        }
-      }
-    }
-  ],
-  "configuration_version": "1"
-}
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-fr/strings.xml b/core/i18n/src/main/res/values-fr/strings.xml
index 86cdeac1..019ddbfa 100644
--- a/core/i18n/src/main/res/values-fr/strings.xml
+++ b/core/i18n/src/main/res/values-fr/strings.xml
@@ -522,4 +522,9 @@
     <string name="preference_icon_shape_pebble">Pebble</string>
     <string name="preference_clock_widget_color">Couleur</string>
     <string name="preference_search_bar_color">Couleur</string>
+    <string name="skip">Passer</string>
+    <string name="preference_logs">journaux</string>
+    <string name="preference_logs_summary">Afficher et exporter les journaux de l\'application</string>
+    <string name="help">Aide</string>
+    <string name="action_continue">Continuer</string>
 </resources>
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-it/strings.xml b/core/i18n/src/main/res/values-it/strings.xml
index f6790884..80349ea6 100644
--- a/core/i18n/src/main/res/values-it/strings.xml
+++ b/core/i18n/src/main/res/values-it/strings.xml
@@ -527,4 +527,6 @@
     <string name="help">Aiuto</string>
     <string name="skip">Salta</string>
     <string name="action_continue">Continua</string>
+    <string name="preference_screen_tags">Tag</string>
+    <string name="preference_screen_tags_summary">Gestisci i tag e gli elementi con tag</string>
 </resources>
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-it/units.xml b/core/i18n/src/main/res/values-it/units.xml
index 8c8b7112..da26c3f8 100644
--- a/core/i18n/src/main/res/values-it/units.xml
+++ b/core/i18n/src/main/res/values-it/units.xml
@@ -3,88 +3,106 @@
     <string name="unit_meter_symbol">m</string>
     <plurals name="unit_sqyard">
         <item quantity="one">iarda quadrata</item>
+        <item quantity="many">iarde quadrate</item>
         <item quantity="other">iarde quadrate</item>
     </plurals>
     <string name="unit_byte_symbol">B</string>
     <string name="unit_nautic_mile_symbol">NM</string>
     <plurals name="unit_kilometer_per_hour">
         <item quantity="one">chilometro all\'ora</item>
+        <item quantity="many">chilometri all\'ora</item>
         <item quantity="other">chilometri all\'ora</item>
     </plurals>
     <plurals name="unit_sqkilometer">
         <item quantity="one">chilometro quadrato</item>
+        <item quantity="many">chilometri quadrati</item>
         <item quantity="other">chilometri quadrati</item>
     </plurals>
     <plurals name="unit_degree_fahrenheit">
         <item quantity="one">grado fahrenheit</item>
+        <item quantity="many">gradi fahrenheit</item>
         <item quantity="other">gradi fahrenheit</item>
     </plurals>
     <plurals name="unit_meter">
         <item quantity="one">metro</item>
+        <item quantity="many">metri</item>
         <item quantity="other">metri</item>
     </plurals>
     <string name="unit_kilometer_symbol">km</string>
     <plurals name="unit_kilometer">
         <item quantity="one">chilometro</item>
+        <item quantity="many">chilometri</item>
         <item quantity="other">chilometri</item>
     </plurals>
     <string name="unit_centimeter_symbol">cm</string>
     <plurals name="unit_centimeter">
         <item quantity="one">centimetro</item>
+        <item quantity="many">centimetri</item>
         <item quantity="other">centimetri</item>
     </plurals>
     <string name="unit_millimeter_symbol">mm</string>
     <plurals name="unit_millimeter">
         <item quantity="one">millimetro</item>
+        <item quantity="many">millimetri</item>
         <item quantity="other">millimetri</item>
     </plurals>
     <string name="unit_inch_symbol">in</string>
     <plurals name="unit_inch">
         <item quantity="one">pollice</item>
+        <item quantity="many">pollici</item>
         <item quantity="other">pollici</item>
     </plurals>
     <string name="unit_foot_symbol">ft</string>
     <plurals name="unit_foot">
         <item quantity="one">piede</item>
+        <item quantity="many">piedi</item>
         <item quantity="other">piedi</item>
     </plurals>
     <string name="unit_yard_symbol">yd</string>
     <plurals name="unit_yard">
         <item quantity="one">iarda</item>
+        <item quantity="many">iarde</item>
         <item quantity="other">iarde</item>
     </plurals>
     <string name="unit_mile_symbol">mi</string>
     <plurals name="unit_mile">
         <item quantity="one">miglio</item>
+        <item quantity="many">miglia</item>
         <item quantity="other">miglia</item>
     </plurals>
     <plurals name="unit_nautic_mile">
         <item quantity="one">miglio nautico</item>
+        <item quantity="many">miglia nautiche</item>
         <item quantity="other">miglia nautiche</item>
     </plurals>
     <string name="unit_sqmeter_symbol">m²</string>
     <plurals name="unit_sqmeter">
         <item quantity="one">metro quadro</item>
+        <item quantity="many">metri quadri</item>
         <item quantity="other">metri quadri</item>
     </plurals>
     <string name="unit_sqkilometer_symbol">km²</string>
     <string name="unit_sqcentimeter_symbol">cm²</string>
     <plurals name="unit_sqcentimeter">
         <item quantity="one">centimetro quadrato</item>
+        <item quantity="many">centimetri quadrati</item>
         <item quantity="other">centimetri quadrati</item>
     </plurals>
     <string name="unit_sqmillimeter_symbol">mm²</string>
     <plurals name="unit_sqmillimeter">
         <item quantity="one">millimetro quadrato</item>
+        <item quantity="many">millimetri quadrati</item>
         <item quantity="other">millimetri quadrati</item>
     </plurals>
     <plurals name="unit_sqinch">
         <item quantity="one">pollice quadrato</item>
+        <item quantity="many">pollici quadrati</item>
         <item quantity="other">pollici quadrati</item>
     </plurals>
     <string name="unit_sqfoot_symbol">sqft</string>
     <plurals name="unit_sqfoot">
         <item quantity="one">piede quadrato</item>
+        <item quantity="many">piedi quadrati</item>
         <item quantity="other">piedi quadrati</item>
     </plurals>
     <string name="unit_sqyard_symbol">sqyd</string>
@@ -92,177 +110,212 @@
     <string name="unit_hectare_symbol">ha</string>
     <plurals name="unit_hectare">
         <item quantity="one">ettaro</item>
+        <item quantity="many">ettari</item>
         <item quantity="other">ettari</item>
     </plurals>
     <string name="unit_acre_symbol">ac</string>
     <plurals name="unit_acre">
         <item quantity="one">acro</item>
+        <item quantity="many">acri</item>
         <item quantity="other">acri</item>
     </plurals>
     <string name="unit_second_symbol">s</string>
     <plurals name="unit_second">
         <item quantity="one">secondo</item>
+        <item quantity="many">secondi</item>
         <item quantity="other">secondi</item>
     </plurals>
     <string name="unit_millisecond_symbol">ms</string>
     <plurals name="unit_millisecond">
         <item quantity="one">millisecondo</item>
+        <item quantity="many">millisecondi</item>
         <item quantity="other">millisecondi</item>
     </plurals>
     <string name="unit_minute_symbol">min</string>
     <plurals name="unit_minute">
         <item quantity="one">minuto</item>
+        <item quantity="many">minuti</item>
         <item quantity="other">minuti</item>
     </plurals>
     <string name="unit_hour_symbol">h</string>
     <plurals name="unit_hour">
         <item quantity="one">ora</item>
+        <item quantity="many">ore</item>
         <item quantity="other">ore</item>
     </plurals>
     <string name="unit_day_symbol">g</string>
     <plurals name="unit_day">
         <item quantity="one">giorno</item>
+        <item quantity="many">giorni</item>
         <item quantity="other">giorni</item>
     </plurals>
     <string name="unit_year_symbol">a</string>
     <plurals name="unit_year">
         <item quantity="one">anno</item>
+        <item quantity="many">anni</item>
         <item quantity="other">anni</item>
     </plurals>
     <string name="unit_meter_per_second_symbol">m/s</string>
     <plurals name="unit_meter_per_second">
         <item quantity="one">metro al secondo</item>
+        <item quantity="many">metri al secondo</item>
         <item quantity="other">metri al secondo</item>
     </plurals>
     <string name="unit_kilometer_per_hour_symbol">km/h</string>
     <string name="unit_mile_per_hour_symbol">mph</string>
     <plurals name="unit_mile_per_hour">
         <item quantity="one">miglio all\'ora</item>
+        <item quantity="many">miglia all\'ora</item>
         <item quantity="other">miglia all\'ora</item>
     </plurals>
     <string name="unit_knot_symbol">kn</string>
     <plurals name="unit_knot">
         <item quantity="one">nodo</item>
+        <item quantity="many">nodi</item>
         <item quantity="other">nodi</item>
     </plurals>
     <string name="unit_kilogram_symbol">kg</string>
     <plurals name="unit_kilogram">
         <item quantity="one">chilogrammo</item>
+        <item quantity="many">chilogrammi</item>
         <item quantity="other">chilogrammi</item>
     </plurals>
     <string name="unit_gram_symbol">g</string>
     <plurals name="unit_gram">
         <item quantity="one">grammo</item>
+        <item quantity="many">grammi</item>
         <item quantity="other">grammi</item>
     </plurals>
     <string name="unit_metric_ton_symbol">t</string>
     <plurals name="unit_metric_ton">
         <item quantity="one">tonnellata</item>
+        <item quantity="many">tonnellate</item>
         <item quantity="other">tonnellate</item>
     </plurals>
     <string name="unit_degree_celsius_symbol">°C</string>
     <plurals name="unit_degree_celsius">
         <item quantity="one">grado celsius</item>
+        <item quantity="many">gradi celsius</item>
         <item quantity="other">gradi celsius</item>
     </plurals>
     <string name="unit_degree_fahrenheit_symbol">°F</string>
     <string name="unit_kelvin_symbol">K</string>
     <plurals name="unit_kelvin">
         <item quantity="one">grado kelvin</item>
+        <item quantity="many">gradi kelvin</item>
         <item quantity="other">gradi kelvin</item>
     </plurals>
     <string name="unit_megabyte_symbol">MB</string>
     <string name="unit_kilobyte_symbol">kB</string>
     <plurals name="unit_byte">
         <item quantity="one">byte</item>
+        <item quantity="many">byte</item>
         <item quantity="other">byte</item>
     </plurals>
     <plurals name="unit_kilobyte">
         <item quantity="one">kilobyte</item>
+        <item quantity="many">kilobyte</item>
         <item quantity="other">kilobyte</item>
     </plurals>
     <string name="unit_pound_symbol">lb.</string>
     <plurals name="unit_pound">
         <item quantity="one">libbra</item>
+        <item quantity="many">libbre</item>
         <item quantity="other">libbre</item>
     </plurals>
     <string name="unit_ounce_symbol">oz.</string>
     <plurals name="unit_ounce">
         <item quantity="one">oncia</item>
+        <item quantity="many">once</item>
         <item quantity="other">once</item>
     </plurals>
     <string name="unit_short_ton_symbol">tn.sh.</string>
     <plurals name="unit_short_ton">
         <item quantity="one">tonnellata corta</item>
+        <item quantity="many">tonnellate corte</item>
         <item quantity="other">tonnellate corte</item>
     </plurals>
     <plurals name="unit_stone">
         <item quantity="one">pietra</item>
+        <item quantity="many">pietre</item>
         <item quantity="other">pietre</item>
     </plurals>
     <string name="unit_gigabyte_symbol">GB</string>
     <plurals name="unit_gigabyte">
         <item quantity="one">gigabyte</item>
+        <item quantity="many">gigabyte</item>
         <item quantity="other">gigabyte</item>
     </plurals>
     <string name="unit_terabyte_symbol">TB</string>
     <plurals name="unit_terabyte">
         <item quantity="one">terabyte</item>
+        <item quantity="many">terabyte</item>
         <item quantity="other">terabyte</item>
     </plurals>
     <string name="unit_kibibyte_symbol">kiB</string>
     <plurals name="unit_kibibyte">
         <item quantity="one">kibibyte</item>
+        <item quantity="many">kibibyte</item>
         <item quantity="other">kibibyte</item>
     </plurals>
     <string name="unit_mebibyte_symbol">MiB</string>
     <string name="unit_gibibyte_symbol">GiB</string>
     <plurals name="unit_gibibyte">
         <item quantity="one">gibiyte</item>
+        <item quantity="many">gibiyte</item>
         <item quantity="other">gibiyte</item>
     </plurals>
     <string name="unit_tebibyte_symbol">TiB</string>
     <plurals name="unit_tebibyte">
         <item quantity="one">tebiyte</item>
+        <item quantity="many">tebiyte</item>
         <item quantity="other">tebiyte</item>
     </plurals>
     <string name="unit_bit_symbol">bit</string>
     <plurals name="unit_bit">
         <item quantity="one">bit</item>
+        <item quantity="many">bit</item>
         <item quantity="other">bit</item>
     </plurals>
     <string name="unit_kilobit_symbol">kbit</string>
     <plurals name="unit_kilobit">
         <item quantity="one">kilobit</item>
+        <item quantity="many">kilobit</item>
         <item quantity="other">kilobit</item>
     </plurals>
     <string name="unit_megabit_symbol">Mbit</string>
     <plurals name="unit_megabit">
         <item quantity="one">megabit</item>
+        <item quantity="many">megabit</item>
         <item quantity="other">megabit</item>
     </plurals>
     <string name="unit_gigabit_symbol">Gbit</string>
     <plurals name="unit_gigabit">
         <item quantity="one">gigabit</item>
+        <item quantity="many">gigabit</item>
         <item quantity="other">gigabit</item>
     </plurals>
     <string name="unit_terabit_symbol">Tbit</string>
     <plurals name="unit_terabit">
         <item quantity="one">terabit</item>
+        <item quantity="many">terabit</item>
         <item quantity="other">terabit</item>
     </plurals>
     <string name="unit_long_ton_symbol">tn.l.</string>
     <string name="unit_stone_symbol">st.</string>
     <plurals name="unit_megabyte">
         <item quantity="one">megabyte</item>
+        <item quantity="many">megabyte</item>
         <item quantity="other">megabyte</item>
     </plurals>
     <plurals name="unit_mebibyte">
         <item quantity="one">mebibyte</item>
+        <item quantity="many">mebibyte</item>
         <item quantity="other">mebibyte</item>
     </plurals>
     <plurals name="unit_long_ton">
         <item quantity="one">tonnellata lunga</item>
+        <item quantity="many">tonnellate lunghe</item>
         <item quantity="other">tonnellate lunghe</item>
     </plurals>
 </resources>
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-ja/strings.xml b/core/i18n/src/main/res/values-ja/strings.xml
index f6b35fe0..e11d1115 100644
--- a/core/i18n/src/main/res/values-ja/strings.xml
+++ b/core/i18n/src/main/res/values-ja/strings.xml
@@ -88,4 +88,5 @@
     <string name="preference_icon_shape_rounded_square">角丸</string>
     <string name="preference_icon_shape_square">スクエア</string>
     <string name="preference_clockwidget_alarm_part">アラーム</string>
+    <string name="wikipedia_source">ウィキペディアから</string>
 </resources>
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-nl/strings.xml b/core/i18n/src/main/res/values-nl/strings.xml
index 56394e81..47ed9030 100644
--- a/core/i18n/src/main/res/values-nl/strings.xml
+++ b/core/i18n/src/main/res/values-nl/strings.xml
@@ -293,7 +293,7 @@
     <string name="preference_screen_services">Diensten</string>
     <string name="edit_favorites_dialog_empty_section">Sleep items naar hier</string>
     <string name="preference_themed_icons">Iconen met thema</string>
-    <string name="preference_themed_icons_summary">Pas de kleur van iconen aan aan het kleurenschema</string>
+    <string name="preference_themed_icons_summary">Kleur pictogrammen met het kleurenschema van de toepassing</string>
     <string name="preference_force_themed_icons">Forceer iconen met een thema</string>
     <string name="preference_icon_pack">Pictogrammenpakket</string>
     <string name="preference_category_system_bars">Systeembalken</string>
@@ -513,7 +513,7 @@
     <string name="edit_search_action_title">Snelle actie bewerken</string>
     <string name="create_search_action_pick_app">Kies een zoekapplicatie:</string>
     <string name="create_search_action_website_url">Adres van de website:</string>
-    <string name="create_search_action_website_invalid_url">De website kan niet automatisch geïmporteerd worden als een webzoekmachine. Probeer een andere website of geef de gegevens handmatig in in de volgende stap.</string>
+    <string name="create_search_action_website_invalid_url">De opgegeven website kan niet automatisch worden geïmporteerd als een websearch. U kunt een andere website proberen of de vereiste gegevens handmatig invoeren in de volgende stap.</string>
     <string name="search_action_label">Naam</string>
     <string name="search_action_app">Applicatie</string>
     <string name="search_action_websearch_url">URL-sjabloon</string>
@@ -523,4 +523,6 @@
     <string name="help">Hulp</string>
     <string name="skip">Overslaan</string>
     <string name="action_continue">Doorgaan</string>
+    <string name="preference_screen_tags">Tags</string>
+    <string name="preference_screen_tags_summary">Beheer tags en getagde items</string>
 </resources>
\ No newline at end of file
diff --git a/core/i18n/src/main/res/values-ru/strings.xml b/core/i18n/src/main/res/values-ru/strings.xml
index 2021b157..9b05f785 100644
--- a/core/i18n/src/main/res/values-ru/strings.xml
+++ b/core/i18n/src/main/res/values-ru/strings.xml
@@ -336,4 +336,53 @@
     <string name="menu_customize">Настроить</string>
     <string name="menu_remove">Удалить</string>
     <string name="websearch_dialog_advanced">Расширенный</string>
+    <string name="websearch_dialog_query_encoding_form">application/x-www-form-urlencoded</string>
+    <string name="search_action_app">Приложение</string>
+    <string name="edit_favorites_dialog_tag_section_empty">Закреплённые теги появятся здесь</string>
+    <string name="search_action_websearch_url_hint">Образец URL, который используется для создания поискового запроса. Используйте ‘${1}’ для обозначения самого запроса, например: https://google.com/search\?q=${1}.</string>
+    <string name="edit_favorites_dialog_tags">Теги</string>
+    <string name="websearch_dialog_query_encoding_url">Процентная кодировка</string>
+    <string name="preference_category_debug_tools">Инструменты</string>
+    <string name="preference_debug_cleanup_database">Очистить базу данных</string>
+    <string name="preference_debug_cleanup_database_summary">Удалить неиспользуемые записи из базы данных</string>
+    <plurals name="debug_cleanup_database_result">
+        <item quantity="one">Была удалена %1$d запись.</item>
+        <item quantity="few">Было удалено %1$d записей.</item>
+        <item quantity="many"></item>
+        <item quantity="other"></item>
+    </plurals>
+    <string name="preference_force_themed_icons">Форсировать использование значков темы.</string>
+    <string name="preference_force_themed_icons_summary">Применить цветовую схему приложения ко всем значкам, включая неподдерживающиеся (не рекомендуется)</string>
+    <string name="preference_screen_badges_summary">Настроить значки уведомлений</string>
+    <string name="preference_blur_wallpaper">Размытие фона</string>
+    <string name="preference_blur_wallpaper_summary">Использовать эффект размытия для фона</string>
+    <string name="preference_blur_wallpaper_unsupported">Не поддерживается на вашем устройстве</string>
+    <string name="preference_screen_badges">Значки уведомлений</string>
+    <string name="edit_favorites_dialog_new_tag">Создать тег…</string>
+    <string name="preference_font_system">Системный</string>
+    <string name="preference_icon_shape_teardrop">Слезинка</string>
+    <string name="preference_screen_services_summary">Управление подключенными учётными записями и сервисами</string>
+    <string name="preference_font">Шрифт</string>
+    <string name="preference_status_bar_icons">Значки в строке состояния</string>
+    <string name="preference_system_bar_icons_dark">Тёмные</string>
+    <string name="preference_signin_user">Вы вошли как %1$s</string>
+    <string name="preference_system_bar_icons_light">Светлые</string>
+    <string name="preference_icon_shape_pentagon">Пятиугольник</string>
+    <string name="no_account_google">Вы ещё не добавили учётную запись Google</string>
+    <string name="connect_account">Добавить учётную запись</string>
+    <string name="preference_icon_shape_pebble">Булыжник</string>
+    <string name="preference_signin_logout">Выйти</string>
+    <string name="preference_summary_not_logged_in">Вы ещё не вошли</string>
+    <string name="battery_part_charging">Идёт зарядка</string>
+    <string name="backup_component_widgets">Встроенные виджеты</string>
+    <string name="search_action_contact">Создать контакт</string>
+    <string name="search_action_websearch_url">Образец URL</string>
+    <string name="more_information">Подробнее</string>
+    <string name="edit_favorites_dialog_empty_section">Перетаскивайте значки сюда</string>
+    <string name="help">Помощь</string>
+    <string name="action_continue">Продолжить</string>
+    <string name="websearch_dialog_query_encoding_none">Пусто</string>
+    <string name="skip">Пропустить</string>
+    <string name="preference_nav_bar_icons">Значки в панели навигации</string>
+    <string name="preference_system_bar_icons_auto">Авто</string>
 </resources>
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