set up basic auth to jvm plugin backends
protect core server with basic auth too
generate and share password for core instead of using placeholder constant
make nginx temp dir use-only readable, secure node with basic auth
working with login from ipython.js except CORS checking on server is disabled
fix origin to match host
remove debug code
Copy view settings to notebook model
Make cells and notebooks generate share data as notebooks
secure Rserve port.  better handling of ipython login POST.
Remove a unused deprecate function
Make bkCellMenuPluginManager append to existing list, also allow single plugin targeting multiple cell types
Make directives use the new cell menu plugin as array feature, also dedupe the cell sharing menu plugins
Fix bkCellMenuPluginManager
Fix code cell getShareData
Fix section cell getShareData
merge with master
Add a test for setting a notebook headline
Add a class to know when a evaluator is ready.
Update dill.js version to 0.2.x