Made Social connection problem friendly, when no connection, fails
gracefully;  Built in social post refresh mechanism; Reduced social post
timestamp
text size, increased post text; Some SocialActivity & FacebookAccessor
refactoring (added constants, comments amongst others); Tidied up
progress bar layout on social post; Added more comments to explain a bit
about FQL;
Search button refactored into Refresh button - only currently showing on
social tab - others require implementation.
Updated About Us Credits with D & W details.