Removed Gowalla from documentation, added Google
add the optional 'state' parameter
Handle user's refusal to authorize
Merge pull request #19 from akarelas/alex-docs

Removed Gowalla from documentation, added Google
Merge pull request #21 from akarelas/pr-handleRefuse

Handle user's refusal to authorize
Add missing changes from checkout (0.9 release)
Merge branch 'master' of github.com:marcusramberg/Mojolicious-Plugin-OAuth2
added documentation for the 'state' optional option
Merge pull request #20 from akarelas/pr-state

add the optional 'state' parameter