Correct the method signature

The 'parameters' method needs to return a dictionary, not an array.
[#39] Remove the MobileRequestOperation class and redirect things to the MITTouchstoneRequestOperation class
Use AFNetworking's setUploadProgressBlock
[#39] More refinements to the login process

* Fixes an issue where a user would not be re-prompted for credentials if their saved credentials became invalid

* Initial steps in moving away from using the MITTouchstoneLoginViewControllerDelegate
Initial work on updating the Touchstone settings view controller
Break the facilities upload code

This code will not function using the current implementation and needs a bit of reworking to fix.