Correct handling of HTTP errors in ping method with support for both angular 1.2 and 1.3
Remove useless query strings in partial paths
Don't try to merge local settings in /api/configuration/gestalt/ when hit from a global context
Superfluous catch
In entityBaseMixin, support for passing the entity slug as an option
(for consumers that don't use ngRoute)
Remove superfluous query param
Add X-Requested-With to the list of default CORS allowed headers
Remove exception pst