When copying a folder beneath itself, don't copy the new copy.
Update the installation docs
Initial implementation of session tokens.

Modified naotifications to allow token-based notifications in addition to user-based notifications.  Added an anonymous session scope.

Added swagger documentation for notification/stream.

Increased tests for a few other cases.
Improved swagger documentation for notification/stream.
Fixed wording on the swagger documentation.
Merge branch 'master' of https://github.com/girder/girder
Basic CORS support.

Added support and tests for CORS.  The CORS settings are cached so we don't have to parse them every time we need them.

Refactored how settings sets a select value so that it more closely matches other settings.  Added more tests for settings.

Added basic security documentation.
We have to send the Access-Control-Allow-Origin header on a GET ot keep Chrome happy.  That doesn't seem to be what the CORS spec says.
Tweaked wording.
Merge pull request #549 from girder/cors-support

Basic CORS support
merge of master