Merge branch 'pr/1902'

- adds autorestart and i18n

horizontalOrientation preference improvements

Adding preference to enable vertical layout mode #1872

- fixes copy/paste plain text

- fixes and improvements

- improves title refreshing

- fixes and improvements

- fixes and improvements

- fixes images width in preview

#iOS app improvements

- fixes crashes

Merge remote-tracking branch 'refs/remotes/origin/master'

- adds case insensitive wikilink search

- Fixes and improvements