Add changes from work(Gemfile, server class, version tweak)
Use user-supplied Procs in server instead of strings
finish 2-legged spec
Server should throw specific exception on malformed Authentication header(section 3.2)
Clarify wording
Roughly finalize API, do some cleaning
finish API
Clean up formatting
Clarify method name
clarify return value
Clean up formatting and docs
touch up documentation
Add licensing information
Realm is optional and shouldn't be used in determining a signature
Rename 'realm' method
Style, method, and version cleanups
more doc cleanups
Catch any cases where the credential lookup Proc returns something unsuitable.
Instead of Booleans, return a Hash of the relevant info for token/resource requests.
Merge pull request #1 from sqrrrl/master

Fix for assertion profiles