bugfix: only reindex page when tasklist really exists
bugfix: only reindex page when tasklist really exists

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