Beginnings of getting tag filtering working again.
Tag filtering now working for MyMee photos.
Tag filtering now working for all other (non-MyMee) photo channels, including the All photos channel
Removed trailing comma in annotation array expressions

Oddly, the Java compiler used by default on Linux seems not to process
the trailing comma in annotation array expressions correctly,
producing an error for illegal start of expression, even though the
Java spec, section 9.7
(http://docs.oracle.com/javase/specs/jls/se5.0/html/interfaces.html#9.7
and http://docs.oracle.com/javase/specs/jls/se7/html/jls-9.html#jls-9.7)
allows the trailing comma.
Merge branch 'development' of github.com:fluxtream/fluxtream-app into development
added tracing of the background location processing