Determine if the current project is located in the dashboard folder in the project organizer.
Add button for putting current project into the dashboard folder of your project organizer.

Also fixes a slow update on the watch project button, since I was right there in the code anyways.

Closes https://github.com/CenterForOpenScience/openscienceframework.org/issues/1186.
Merge branch 'develop' of https://github.com/CenterForOpenScience/osf into feature/add-to-dashboard-button
Remove unused import.
Fix broken test by moving a user-related item to the user section of the json return, not the node section.
Merge branch 'develop' of https://github.com/CenterForOpenScience/osf into feature/add-to-dashboard-button
Merge branch 'develop' of github.com:CenterForOpenScience/osf.io into feature/add-to-dashboard-button
Merge branch 'develop' of github.com:CenterForOpenScience/osf.io into feature/add-to-dashboard-button
Remove unneeded check for Auth
Merge branch 'develop' of github.com:CenterForOpenScience/osf.io into feature/add-to-dashboard-button
PEP8
Make tooltip less verbose
Comply to JSHint
Add notification of successful project addition
JS-ify the button and add the ability to remove the project with the same button
Remove GrowlBox on success now that button changes on success
Remove redundant setting of self.inDashboards and fix userIsWatching count
Merge branch 'feature/add-to-dashboard-button' into develop