remove dead method
remove dead method

daniel-gomes-sociomantic/phinx,aCodify/phinx,rquadling/phinx,aCodify/phinx,Thamrongsak/phinx,robmorgan/phinx,dankempster/phinx,DeltaPHP/phinx,courtney-miles/phinx,ikagawa/phinx