Refactor mailer to use shared context.
Refactor mailer to use shared context.

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