Move calendar to external plugin

app/Locale/ja_JP/translations.php

@@ -455,7 +455,6 @@ return array(
     'Language:' => '言語:',
     'Timezone:' => 'タイムゾーン:',
     'All columns' => '全てのカラム',
-    'Calendar' => 'カレンダー',
     'Next' => '次へ',
     '#%d' => '#%d',
     'All swimlanes' => '全てのスイムレーン',
@@ -607,14 +606,7 @@ return array(
     // 'When task is moved from first column' => '',
     // 'When task is moved to last column' => '',
     // 'Year(s)' => '',
-    // 'Calendar settings' => '',
-    // 'Project calendar view' => '',
     // 'Project settings' => '',
-    // 'Show subtasks based on the time tracking' => '',
-    // 'Show tasks based on the creation date' => '',
-    // 'Show tasks based on the start date' => '',
-    // 'Subtasks time tracking' => '',
-    // 'User calendar view' => '',
     // 'Automatically update the start date' => '',
     // 'iCal feed' => '',
     // 'Preferences' => '',
@@ -670,7 +662,6 @@ return array(
     // 'Stop timer' => '',
     // 'Start timer' => '',
     // 'My activity stream' => '',
-    // 'My calendar' => '',
     // 'Search tasks' => '',
     // 'Reset filters' => '',
     // 'My tasks due tomorrow' => '',
@@ -684,7 +675,6 @@ return array(
     // 'Overview' => '',
     // 'Board/Calendar/List view' => '',
     // 'Switch to the board view' => '',
-    // 'Switch to the calendar view' => '',
     // 'Switch to the list view' => '',
     // 'Go to the search/filter box' => '',
     // 'There is no activity yet.' => '',