working on playback settings
get rid of CodeLite project

Also, renamed Makefile.pi as just Makefile.
fix missing break statement
bugfix: set result to EventHandler::HANDLED

This appears to fix the crash!  Setting volume now
works.
eliminated StaticMenu class: Menu is now concrete

In general menus should not have behavior other than
maintaining a list of items, so subclasses are
unnecessary.
add copyright headers
switch default config back to RELEASE