Removed useless ID.
Removed ActionBarSherlock.
Removed tests.
Updated support libs.
Removed unused files.
Added appcompat resources.
Fixed old ABS-dependent code.
Updated target SDK version to 18.
Removed IntelliJ's project files.
Now building using Gradle.
Fixed some issues realted to support library.
Updated build tools version.
Move key press catching stuff into CounterFragment.
Switched to new version of build tools.
Fixed issue with layout.
Moved shared prefs key to final static variable.
Added wipe confirmation. Closes #23.
Fixed issue reated to action bar title and navigation drawer. Closes #20.
Other small changes.
Merge branch 'abs-removal' into dev

Conflicts:
	SimpleCounter/res/layout/content_frame.xml
Fixed XML formatting.
Not splitting action bar anymore.
Updated contents of "About" dialog.
README.md update.
Private!
Now using String.format() to build a string with variable.
Removed delay for hardware buttons.
Closes #24.
Now hiding menu items added in CounterFragment if navigation drawer is open.