Added Navigation Drawer
Added GridView in DesktopFragment
Merge remote-tracking branch 'origin/emg'

Conflicts:
	TVBoxLauncher/src/main/java/com/energysistem/energylauncher/tvboxlauncher/ui/LauncherActivity.java
	TVBoxLauncher/src/main/java/com/energysistem/energylauncher/tvboxlauncher/ui/fragments/AppListFragment.java
	TVBoxLauncher/src/main/res/layout/fragment_app_list.xml
Left drawer app list