Started the work for linkedin oauth
Continued integration of LinkedIn oauth
LinkedIn Oauth2 functionnal
Code cleanup for LinkedIn oauth
Added LinkedIn logo to LinkedIn auth
Admin interface for LinkedIn oauth
Added LinkedIn doc to admin guide
Added state parameter to authorize URL of LinkedIn
Changed protected resource url for LinkedIn
Added support for Windows live oauth
Added Windows Live oauth2 doc + corrected linkedin
Added windows live icon
oauth doc + code cleanup
Added news file entry for linkedin and live
Corrected date in lib/pf/Authentication/Source/LiveSource.pm
Removed useless attribute in lib/pf/Authentication/Source/LinkedInSource.pm
Refactored Live source to WindowsLive source
Corrected OAuth doc
Revert a change made to lib/pf/log by mistake
Corrected news entry for new oauth providers