Merge pull request #33 from ralfbiedert/master

Fixed launcher problem & switched from our processing to submodule processing in Eclipse.
Pin processing submodule to 2.0.1 release.
Make all JRE binaries +x.
Eclipse launcher for test suite.
Fix tests in Eclipse, and add "ant test".
Renamed testing directories.
Copyedit a comment.
Fix a bug in the handling of the special "key" field.