Added the ability to embed cartridges.

Added the ability to add embedded carts to the build slave. We needed
this for integration testing. The UI is extremely inelegant; giving up
on wiring up the nice one. Jelly is a bit of a PITA. Reminds me of
struts 1.
Committing my gitignore.

Not sure why eclipse IDE files are being committed.
Removing project files.

I don’t want to commit these.