Nextcloudtasks

Added
- Add possibility to drop tasks on calendars and collections in left sidebar 399
- Updated translations
- Updated dependencies
- Added unit- and integration tests for PHP code 511

Fixed
- Enable showing calendars with percent-encoded characters in their URI 480
- Fix double-encoded calendar names and task name placeholders 486
- Correctly handle tasks in read-only calendars 523, 529

Added
- Implement sharing task lists with other users 410
- Allow to delete all completed (root) tasks 414
- Allow to select a privacy classification for a task 412
- Updated preview screenshot for appstore 413
- Updated translations

Fixed
- Regression: Open a new task after its creation 397
- Regression: Always show subtasks when task is open in details view 422
- Regression: Fix editing task properties in details view 405
- Fix scrolling task lists on mobile 421
- Better drag and drop experience 425
- Percentage complete value not visible in Chrome 411
- Better compatibility with MS Edge 401

Added
- Updated translations

Fixed
- Correctly handle all numeric UIDs 394

The front end of the app was completely rewritten in Vue.js.

Added
- Move the app to Vue.js 194 which should speedup the app 27
- Add support for dark theme 218
- Sort tasks by last-modified, created or completed date 183, 313
- Sort calendar list alphabetically 152
- Implement colorpicker for list color selection 110
- Allow to change list of a task in details view 97
- Markdown support for task notes field 76
- Display dates according to the locale 45
- Allow to chose a default list 26
- Add synchronisation indicator showing the state of saving a task
- Show last-modified, created and completed date in details view footer
- Updated translations

Fixed
- Fix drag and drop 78
- No glitching on app load 160
- Fix invalid priority date 180
- Fix saving due date after task creation 167
- Fix date input format 21
- Fix creating lists withouth latin characters 148

Fixed
- Fixed smart collections usability on Chrome 77
- Adjust calendar delete confirmation text 196
- Improve highlight of selected task 104
- Fix client-side search 22

Fixed
- Compatiblity with Nextcloud 14
- Fix creation of new list on mobile