FIXES: remove overlays / bootanimation include / and more...
- remove overlays for ROMControl / Settings (now in android_device_samsung_p1-common)
- removed bootanimation include (same as above)
- added CMFileManagerThemes to Theme Manager (enables dark theme in CMFileManager)
- refactored version defines (AOKP_BUILD has a different purpose in AOKP SGT7, remove AOKP's defines)
- removed NovaLauncher (only launcher included is SGT7's Trebuchet as its open source)