Merge pull request #27 from michalbe/master-temp

[JSNEWS-CLIENT] - link fixed
Literówka

Wkradła się chyba małą literówka.
Merge pull request #30 from michalbe/master-temp

[JSNEWS-CLIENT] - Readme update
Merge pull request #29 from chemikpil/patch-1

Literówka
Change navigation system
Change fb model
Select a group
Create colors theme
Refactor renderer
Refactor index.js
Change notification system
Notify only if have new posts
Update navigation
Add post to follow list
Add list of follow posts
Notify if someone commented follow posts
follow post fix
Fix likes in full post
fix problem when system go into sleep mode
change tab indentation