Reduce log size to 200, on old devices as full log can take 5 seconds
for screen to load
Merge pull request #1114 from garvankeeley/reduce-log-size

Reduce log size to 200, on old devices a full log can take 5 seconds for screen to load
init checkin of a tile file which also contains header data
Added test and code for new SerializableTile fileformat to hold tile
data as well as an arbitrary number of headers
Added code back to get a full stack trace on Error instances, but not Exception instances.
Dropped the unused getDrawable(InputStream) method and added a System.gc() prior to decoding bitmaps in BitmapTileSourceBase
dirty commit