Minor gemspec cleanup
Minor gemspec cleanup

adhearsion/adhearsion,renemendoza/adhearsion,kares/adhearsion,cloudvox/adhearsion,adhearsion/adhearsion,cloudvox/adhearsion,adhearsion/adhearsion,kares/adhearsion,renemendoza/adhearsion,cloudvox/adhearsion,jicksta/adhearsion,renemendoza/adhearsion,cloudvox/adhearsion,adhearsion/adhearsion