Merge pull request #14 from ebfaed/master

Support for AFNetworking 2.0
updated readme.md - removed the fork comment
Added auth window that is presented in a nice modal that is both iPhone and iPad compliant
Adding icons
Merge pull request #16 from davisjp1822/master

Added iPhone and iPad compatible authentication view that is contained in a nice Navigation Controller.
Corrected example code
Updated podspec file as a preparation for tagging version 2.0.0
Added illustrations for the documentation
Updated documentation
Updated documentation - started development of cocoapods example
Fixed build error
Added pod example and experienced issue with loading from nsbundle inside library - will get rid of the bundle load in the following commits
Deleted xib file as it isn't loaded easily from a pod.a file
Completely removed the use of a xib file.
Updated pod-example
Fixed bounds to navigation controller
Removed dublicated dismiss call when tapping cancel
added ignorefile and pod details for example
updated podfiles in pod examples
Updated example and documentation - prepared for release of version 2.0.0 of the API.