full stacktraces should only show up in stdout in unittest builds.

Anything else should use e.toString() or "" if the exception is null.
added apache license file for the osmdroid code
Merge pull request #1096 from crankycoder/features/1094-no-stacktraces-in-logs

1094 - shorter log messages for exceptions
Merge pull request #1097 from crankycoder/osmdroid-licenses

added apache license file for the osmdroid code