inital fixes to compile/simulate under Xcode 5.x targeting iOS 7 on ipad

will not break under Xcode 4.x or < iOS 7. Does not address any runtime
issues
BUGFIX: WSB-4949 - Music icon displayed in place of list icon for Lists category in CDBM ring.
BUGFIX: WSB-5160 - App crashed on performing any action with the content in a list which contains 1700 or more items
BUGFIX: WSB-None - fixed minor memory leak issue
misc code improvements; 1) Scale CDBM images proportionally to prevent distortion; 2) improve gradient (scaling) for iPad retina
FIXME: added some fixme's for hardcoded values

It's a step in the right direction at least!
Instrument + Coverage options for debug + new files to project for XcodeCoverage & MSMemDebugUtiltities