[newclient]: Preliminary redirect-experiments support
[newclient]: Added weblabexp lib (which is a slightly improved purejs lib)
[newclient]: Test cleanup, started work on WeblabExp tests
[newclient]: Weblab_exp improvements. Command finishExperiment working and (manually) tested.
[newclient]: Cleanup, testing, etc. WeblabExp Dispose() should now be automatically tested.