+ Added picker (base variant with limited funcionality)

+ Added Otto library (EventBus)
+ Support landscape mode in Preview Fragment

TODO:
-! FinishCustomize fragment with custom ImageView, picker, size chooser and sorter
- Remake fragment navigation (AppNavigator class)
- Proper error hadle (onFail)
- Styles (styles.xml refine)
- Fix 2 rotate error in Select user
- Add SplashScreen with collage made by app
- Enlarge ActionBar icon
- Implement share vie Social Networks (FB, VK etc)
- Tests
- Javadoc