Added TransitionsBackport, Switch Widget Backport and Wifi Connecter.

Added TransitionsBackport, Switch Widget Backport and Wifi Connecter.
Merge pull request #152 from kugland/master

Added TransitionsBackport, Switch Widget Backport and Wifi Connecter.
Added Bluetooth category and libraries
Merge pull request #155 from csehtamas/master

Added Bluetooth category and libraries
Merge pull request #153 from naghtarr/master

Add libraries EazeGraph, CircularImageView
Added asserj-android testing helper library