fixed bug that caused duplicate user_participations every time a notify popup was opened. weird and difficult to figure out, and for the life of me i cannot reproduce it in tests.
fixed bug that caused duplicate user_participations every time a notify popup was opened. weird and difficult to figure out, and for the life of me i cannot reproduce it in tests.

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