Fixes #203
Fixes #203

Make sure the user can't add an Organization that is in the process of
being removed and reset.

nfeliciano/classroom,guoyu07/classroom,guoyu07/classroom,mostlybadfly/classroom,jasnow/classroom,jingruoruchu/classroom,BelieveC/classroom,mkcode/classroom,AlvarezAriel/classroom,chenwenbin928/classroom,adoosii/classroom,AlvarezAriel/classroom,tjhorner/classroom,bhanuc/classroom,adoosii/classroom,guoyu07/classroom,ConnorCartwright/classroom,chenwenbin928/classroom,uqbar-project/classroom,RyanTech/classroom,mkcode/classroom,chengjunjian/classroom,hackerkid/classroom,AlvarezAriel/classroom,jasnow/classroom,tjhorner/classroom,jingruoruchu/classroom,ConnorCartwright/classroom,sicipio/classroom,mostlybadfly/classroom,hackerkid/classroom,sicipio/classroom,adoosii/classroom,uqbar-project/classroom,hackerkid/classroom,chengjunjian/classroom,chenwenbin928/classroom,chengjunjian/classroom,mostlybadfly/classroom,sicipio/classroom,alejandrogarciasalas/classroom,jingruoruchu/classroom,BelieveC/classroom,alejandrogarciasalas/classroom,alejandrogarciasalas/classroom,tjhorner/classroom,RyanTech/classroom,uqbar-project/classroom,RyanTech/classroom,mkcode/classroom,bhanuc/classroom,nfeliciano/classroom,ConnorCartwright/classroom,jasnow/classroom,bhanuc/classroom,nfeliciano/classroom,BelieveC/classroom,BelieveC/classroom