Don't warn on redirects to model associations
Don't warn on redirects to model associations

fixes #111

cheerfulstoic/brakeman,oreoshake/brakeman,spcoder/brakeman,htdc/brakeman,spcoder/brakeman,masarakki/brakeman,jlecour/brakeman,liqites/brakeman,oreoshake/brakeman,spcoder/brakeman,kbrock/brakeman,github/brakeman,lee-leon/brakeman,htdc/brakeman,cheerfulstoic/brakeman,htdc/brakeman,cheerfulstoic/brakeman,lee-leon/brakeman,dfens/brakeman,masarakki/brakeman,jlecour/brakeman,jeffyip/brakeman,jakeatwork/brakeman,liqites/brakeman,kbrock/brakeman,codeclimate/brakeman-deprecated,jeffyip/brakeman,bf4/brakeman,liqites/brakeman,masarakki/brakeman,dfens/brakeman,lee-leon/brakeman,codeclimate/brakeman-deprecated,bf4/brakeman,dfens/brakeman,kbrock/brakeman,bf4/brakeman,jakeatwork/brakeman,github/brakeman,jlecour/brakeman,jakeatwork/brakeman