Look for custom processors in `lib/paperclip`
Look for custom processors in `lib/paperclip`

... instead of `lib` of `lib/paperclip_processors`.
Fixes thoughtbot/paperclip#1534

frankpinto/paperclip,freeslugs/paperclip,zurb/paperclip,joshisa/paperclip,ScotterC/paperclip,mehulkar/paperclip,soramugi/paperclip,joshisa/paperclip,pandamako/paperclip,Sporky023/paperclip,InesCARodrigues/paperclip,rpbaptist/paperclip,raow/paperclip,pandamako/paperclip,tiegz/paperclip,soramugi/paperclip,medcat/paperclip,mrgilman/paperclip,frankpinto/paperclip,tylerwillingham/paperclip,sideci-sample/sideci-sample-paperclip,bdewater/paperclip,maintux/paperclip,greatbody/paperclip,manorie/paperclip,mehulkar/paperclip,InesCARodrigues/paperclip,alexandrz/paperclip,danielwanja/paperclip,tylerwillingham/paperclip,betesh/paperclip,onursarikaya/paperclip,onursarikaya/paperclip,rpbaptist/paperclip,aditya01933/paperclip,Cohealo/paperclip,victorngkp/paperclip,keathley/paperclip,dgynn/paperclip,freeslugs/paperclip,raow/paperclip,ScotterC/paperclip,manorie/paperclip,gfvcastro/paperclip,victorngkp/paperclip,bdewater/paperclip,justanshulsharma/paperclip,Sporky023/paperclip,keathley/paperclip,mrb/paperclip,tiegz/paperclip,alexandrz/paperclip,sopheak-se/paperclip,betesh/paperclip,maintux/paperclip,greatbody/paperclip,mrb/paperclip,aditya01933/paperclip,carnivalmobile/paperclip,cmaion/paperclip,carnivalmobile/paperclip,zurb/paperclip,medcat/paperclip,Cohealo/paperclip,mdkalish/paperclip,dgynn/paperclip,mdkalish/paperclip,gfvcastro/paperclip,cmaion/paperclip,justanshulsharma/paperclip,sopheak-se/paperclip,mrgilman/paperclip