Now using SQLite as data storage system
Micro fix of point calculating bug
Fixed null-pointer exception bug on delete key
Added arrows and targets tables support
Changed statistics adapter to CursorAdapter
Optimized adapter
normalize line endings
Added sight support
Merge remote-tracking branch 'origin/withSQLite&&CursorAdapter' into withSQLite

Conflicts:
	res/menu/activity_main.xml
	res/values/strings.xml
Added notes support, target and arrows constructors
Added records view in StatisticsActivity
Added color selection for ring add activity
Merge remote-tracking branch 'origin/withSQLite'