some features added
Add core class to help make request and get data
organize import
Fixed store/restore string[], added info about request to mail
Merge branch 'dev' of https://github.com/IstiN/android_xcore
added sync service
Added sync account
refactoring and sync improvement
ADD: cursor loader model and cursor model
Merge branch 'feature/air' into dev

Conflicts:
	AndroidManifest.xml
	src/by/istin/android/vkmusic/CommonPlayerActivity.java
	src/by/istin/android/vkmusic/v2/media/PlaylistHelper.java
Big performance optimization, pre cache
added stop service TODO's
FIX: stopSelf of service when these not needs
refactoring
version 1.0.0 released
1.0.2 released
FIX: stopSelf of service when these not needs
Merge branch 'master' of https://github.com/IstiN/android_xcore

Conflicts:
	xcore/src/by/istin/android/xcore/utils/CursorUtils.java
add getboolean method for cursorutils, added apply background for dialog
core improved