fixed a bug in link_helper that caused all sorts of havoc with with routing.
fixed a bug in link_helper that caused all sorts of havoc with with routing.

riseuplabs/crabgrass,ajturner/crisiscommons,nilclass/echosocial,ajturner/crisiscommons,riseuplabs/crabgrass,riseuplabs/crabgrass,adammck/crabgrass,ajturner/crisiscommons,riseuplabs/crabgrass,geoiq/digitalgazette,adammck/crabgrass,geoiq/digitalgazette,adammck/crabgrass,adammck/crabgrass,riseuplabs/crabgrass,nilclass/echosocial,nilclass/echosocial,geoiq/digitalgazette,riseuplabs/crabgrass,geoiq/digitalgazette,nilclass/echosocial,riseuplabs/crabgrass,ajturner/crisiscommons