initial commit
Add the standard crapola
Helper methods for getting mongo DB instances
Add simple method for checking a string is non-empty
Add test exception class
Add hamcrest regex matcher
More string checking methods
Add some basic service helper methods
Make timezone explicit when formatting dates
Make date parsing non-lenient
Warning re thread safety
Unimplemented exception
Throw an error when provided with null or "" for mongo db
#WOR-112 #close Turn java common into jar build, add test rig

Needs more tests, although everything in here is tested as part of the
UJS and workspace integration tests

Will need to copy the test rig from UJS/WSS if test parameters need to
be passed in (probably for the mongo stuff)
release notes
Simple task queue system was added.
More convenient work with job id and output reference.
Attempt to deal with shutting down of the system.
Another attempt to deal with system reboot.
Correction in task runners registration system in task queue.