added attribute whitelist to app
added attribute whitelist to app

Collabforge/site-collabio,tachyons/loomio,codingnutty/loomio,gvalerin/loomio,sicambria/loomio,piratas-ar/loomio,juliagra/DBCloomio,juliagra/loomio,FSFTN/Loomio,digideskio/loomio,digideskio/loomio,isomerase/loomio,kimihito/loomio,wangjun/loomio,Collabforge/site-collabio,mhjb/loomio,isomerase/loomio,mhjb/loomio,mhjb/loomio,juliagra/DBCloomio,HadoDokis/loomio,labhackercd/loomio,annewchen/loomio,juliagra/DBCloomio,loomio/loomio,mlarghydracept/loomio,annewchen/loomio,mlarghydracept/loomio,FSFTN/Loomio,tachyons/loomio,sicambria/loomio,aca13jmf/loomio,mhjb/loomio,FSFTN/Loomio,juliagra/loomio,mlarghydracept/loomio,labhackercd/loomio,isomerase/loomio,loomio/loomio,loomio/loomio,codingnutty/loomio,isomerase/loomio,aca13jmf/loomio,annewchen/loomio,Collabforge/site-collabio,FSFTN/Loomio,doomergithub/loomio,gvalerin/loomio,labhackercd/loomio,gvalerin/loomio,doomergithub/loomio,sicambria/loomio,piratas-ar/loomio,codingnutty/loomio,sicambria/loomio,juliagra/loomio,kimihito/loomio,tachyons/loomio,piratas-ar/loomio,HadoDokis/loomio,tachyons/loomio,piratas-ar/loomio,HadoDokis/loomio,aca13jmf/loomio,wangjun/loomio,loomio/loomio,labhackercd/loomio,wangjun/loomio,HadoDokis/loomio,Collabforge/site-collabio,doomergithub/loomio,digideskio/loomio,kimihito/loomio