Merge pull request #41 from rickharrison/multireddit-addition

Added a method to get a multireddit via path.
Merge pull request #32 from rickharrison/unsave-fix

Fixed an issue with unsaving links.
Merge pull request #36 from rickharrison/user-created

RKUser now extends from RKCreated.
Added store visited links for reddit gold users.
Merge branch 'gold-visits' into temp-merge