Added stumpled upon as a social signal
Added pinterest to social signals
Added twitter to social signals
Expanded social specs a bit
Removed unnecessary import
Refactored filename for stumpledupon
Refactored social to stumple_upon
Refactored social to stumble_upon, lets use correct names
Added facebook shares to social signals
Added google +1 to social signals
Wrote a better comment on why we're using Yandex for Google +1
Added VK/Vkontakte to social signals
Added social signals to the description since there are quite a few now.
Updated the gemspec with the description as well.
Upgraded to latest version of vcr
Merge pull request #40 from odynvolk/feature/more-social-signals

Feature/more social signals
Prep for 4.4.0 release