Merge pull request #4 from raphendyr/master

Fix service option
Updates the README.
Updates the gem version to 1.1.0. Closes #3.
Added a name option
readded camelization directive
added email to the info hash
added a check for an email option to use in the auth hash
Adds the beginnings of a simple Sinatra based example.
Adds a Vagrantbox for testing against Debian Wheezy.
Implements a simple Sinatra based OmniAuth example.
Documents the way the example should be used.
Merges in dwa012's email additions.
Refactors the email option check to allow it not to be defined.

This also makes it backwards compatible with the previous version.
Adds the email field to the example.
Bumps the version to 1.2.0.
Adds a license file.
Tidies up the gemspec. Adds a license, fixing #6.
Reworks the README, adds a more useful example.
Bumps the version to 1.2.1.
Fixes bugs in the gemspec.

* File splitting was broken.
* Summary/description were the same.