Added Ruby 2.2.0 to CI test matrix
Added Ruby 2.2.0 to CI test matrix
jhund/filterrific,ferdinandrosario/filterrific,alankessler/filterrific,alankessler/filterrific,andystu/filterrific,ferdinandrosario/filterrific,jhund/filterrific,andystu/filterrific,lastobelus/filterrific,lastobelus/filterrific