Related to Pull Request #116
Minor refactor
Fix bug with response parameter
Update the documentation, document the SLO process and how handle attributes
Removed this piece of doc by mistake
Fix documentation with Ben suggestions,
Convention issue
Fix README.md as @luisvm suggested
Merge remote-tracking branch 'origin/master' into issuer
Rebased
Rebased again
Merge pull request #147 from onelogin/issuer

Fix LogoutResponse issuer validation and implement SAML Response issuer validation.  Related to Pull Request 116