i18n: Add japanese + i18n service

Modals/Settings/SettingsSidebar.qml

@@ -9,40 +9,40 @@ Rectangle {
     property int currentIndex: 0
     property var parentModal: null
     readonly property var sidebarItems: [{
-        "text": "Personalization",
+        "text": I18n.tr("Personalization"),
         "icon": "person"
     }, {
-        "text": "Time & Date",
+        "text": I18n.tr("Time & Date"),
         "icon": "schedule"
     }, {
-        "text": "Weather",
+        "text": I18n.tr("Weather"),
         "icon": "cloud"
     }, {
-        "text": "Dank Bar",
+        "text": I18n.tr("Dank Bar"),
         "icon": "toolbar"
     }, {
-        "text": "Widgets",
+        "text": I18n.tr("Widgets"),
         "icon": "widgets"
     }, {
-        "text": "Dock",
+        "text": I18n.tr("Dock"),
         "icon": "dock_to_bottom"
     }, {
-        "text": "Displays",
+        "text": I18n.tr("Displays"),
         "icon": "monitor"
     }, {
-        "text": "Launcher",
+        "text": I18n.tr("Launcher"),
         "icon": "apps"
     }, {
-        "text": "Theme & Colors",
+        "text": I18n.tr("Theme & Colors"),
         "icon": "palette"
     }, {
-        "text": "Power",
+        "text": I18n.tr("Power"),
         "icon": "power_settings_new"
     }, {
-        "text": "Plugins",
+        "text": I18n.tr("Plugins"),
         "icon": "extension"
     }, {
-        "text": "About",
+        "text": I18n.tr("About"),
         "icon": "info"
     }]