Add some experimental code using a mongodb on cf.com.
Merge branch 'dev' into mongodb
Move 'user.home' to 'home' and make the 'home' directory 'unlistable'.
Add a methodCaller utility ease calling node-style methods with callbacks and return promises.
Simply small subset of mongo apis using promises.
Add something to track visitors to the root redirect page.
Also track users on '/editor' paths. Usertracking is now a 'middleware'.
Cleanup: logging