added function for killing a notebook kernel
added notebook save and kernel terminate on tab close, fix refresh (again)
Merge pull request #56 from teharrison/master

more nb changes
removed unuseable function
changed pre init_ipy() calls to directly use IPython function namespace, added some timeouts
changed template id
Merge pull request #57 from teharrison/master

config changes / ipython communication fix
another id change - we need a config file
Merge pull request #58 from teharrison/master

another id change - we need a config file