Log Message:
Update to 1.7.2

Changelog:
1.7.2:
Changelog:
 - Fix window cancel button label mixup
 - Fix potential crash when composing a tweet (#779)
 - Fix abort when trying to detect emoji support (#781)
 - Fix spell checking
 - Update translations

1.7.1:
Changelog:
 - Fixed a small problem with the appdata file in 1.7

1.7:
Changelog:
 - Hashtags and Mentions in profile desriptions are now clickable
 - The mention-completion when composing a new tweet now fetches
   unknown users from the twitter server
 - Videos larger than the screen size are now getting scaled down
   while playing
 - Profiles now indicate when an account is suspended
 - Profiles handle protected accounts better when trying to
   access followers/following users, etc.
 - The compose window now allows tweets with just media
   attached but not text
 - Improve the hashtag/mention/link detection when composing a new tweet
 - The compose dialog now shows an emoji chooser. This is
   only available starting GTK+ 3.22.19 and the emojis will only be
   rendered with color if you have the needed cairo version
   installed, as well as an emoji font.
 - Fixed a bug that led to wrong Direct Message info being
   inserted into the database
 - Fixed a bug that resulted in broken files when downloading
   instagram images