[sailfish] added a feed subscription dialog, closes #84, regards #56
updated copyright note for 2014
[sailfish][harmattan] properly handle using "mark all read" on an "all feed items"-feed

partially fixes #79
[sailfish] hide the unsubscribe button from "all feed items"-feeds, regards #85
properly handle marking all read in an "all items" feed

now set all feed-unreadcounts to zero, when detecting that we used mark all as unread on the "All items"-feed

fixes #79
[ſailfish] added Update action to pulley-menus, moved the about item to the settings screen for space issues, closes #78
updated translations
guessed translations via old strings
updated spanish
merging master -> translation update
Note to Transifex
updated french translation from transifex
[sailfish] change order of PulleyMenu Items
[sailfish] added Logout action, regards #72
Updated the translation files
some translation strings
Use silica text editor labeling.

See https://sailfishos.org/sailfish-silica/sailfish-application-pitfalls.html
Use enter key customization.

See https://sailfishos.org/sailfish-silica/sailfish-application-pitfalls.html
Use Dialog instead of buttons.

Introduces platform-style gestures; see
https://sailfishos.org/sailfish-silica/sailfish-application-pitfalls.html
Refactoring

Eliminate duplicate code and clean up the main files of sailfish and
harmattan.