Add tests for RichTextField.
Add tests for RichTextField.

wbtuomela/mezzanine,vladir/mezzanine,Cajoline/mezzanine,emile2016/mezzanine,christianwgd/mezzanine,promil23/mezzanine,Kniyl/mezzanine,fusionbox/mezzanine,readevalprint/mezzanine,dustinrb/mezzanine,readevalprint/mezzanine,joshcartme/mezzanine,damnfine/mezzanine,geodesign/mezzanine,geodesign/mezzanine,promil23/mezzanine,Cicero-Zhao/mezzanine,damnfine/mezzanine,geodesign/mezzanine,dsanders11/mezzanine,mush42/mezzanine,dsanders11/mezzanine,gradel/mezzanine,spookylukey/mezzanine,Cicero-Zhao/mezzanine,ryneeverett/mezzanine,batpad/mezzanine,webounty/mezzanine,frankchin/mezzanine,eino-makitalo/mezzanine,fusionbox/mezzanine,adrian-the-git/mezzanine,nikolas/mezzanine,PegasusWang/mezzanine,SoLoHiC/mezzanine,industrydive/mezzanine,stephenmcd/mezzanine,cccs-web/mezzanine,douglaskastle/mezzanine,frankier/mezzanine,webounty/mezzanine,joshcartme/mezzanine,jerivas/mezzanine,dovydas/mezzanine,ryneeverett/mezzanine,sjdines/mezzanine,sjuxax/mezzanine,nikolas/mezzanine,PegasusWang/mezzanine,AlexHill/mezzanine,ryneeverett/mezzanine,sjuxax/mezzanine,Skytorn86/mezzanine,webounty/mezzanine,emile2016/mezzanine,mush42/mezzanine,adrian-the-git/mezzanine,dustinrb/mezzanine,dsanders11/mezzanine,industrydive/mezzanine,wbtuomela/mezzanine,dekomote/mezzanine-modeltranslation-backport,theclanks/mezzanine,spookylukey/mezzanine,SoLoHiC/mezzanine,agepoly/mezzanine,batpad/mezzanine,dekomote/mezzanine-modeltranslation-backport,viaregio/mezzanine,frankchin/mezzanine,molokov/mezzanine,biomassives/mezzanine,agepoly/mezzanine,jerivas/mezzanine,jjz/mezzanine,viaregio/mezzanine,biomassives/mezzanine,adrian-the-git/mezzanine,sjdines/mezzanine,christianwgd/mezzanine,eino-makitalo/mezzanine,dovydas/mezzanine,frankier/mezzanine,theclanks/mezzanine,saintbird/mezzanine,molokov/mezzanine,ZeroXn/mezzanine,wbtuomela/mezzanine,douglaskastle/mezzanine,saintbird/mezzanine,ZeroXn/mezzanine,ZeroXn/mezzanine,molokov/mezzanine,joshcartme/mezzanine,douglaskastle/mezzanine,nikolas/mezzanine,theclanks/mezzanine,christianwgd/mezzanine,agepoly/mezzanine,mush42/mezzanine,jjz/mezzanine,dovydas/mezzanine,eino-makitalo/mezzanine,sjdines/mezzanine,dekomote/mezzanine-modeltranslation-backport,industrydive/mezzanine,frankier/mezzanine,biomassives/mezzanine,saintbird/mezzanine,stephenmcd/mezzanine,AlexHill/mezzanine,Skytorn86/mezzanine,Kniyl/mezzanine,viaregio/mezzanine,emile2016/mezzanine,stephenmcd/mezzanine,tuxinhang1989/mezzanine,Cajoline/mezzanine,spookylukey/mezzanine,promil23/mezzanine,SoLoHiC/mezzanine,tuxinhang1989/mezzanine,jerivas/mezzanine,wyzex/mezzanine,jjz/mezzanine,wyzex/mezzanine,cccs-web/mezzanine,frankchin/mezzanine,wyzex/mezzanine,Kniyl/mezzanine,damnfine/mezzanine,dustinrb/mezzanine,sjuxax/mezzanine,PegasusWang/mezzanine,Cajoline/mezzanine,Skytorn86/mezzanine,vladir/mezzanine,gradel/mezzanine,gradel/mezzanine,tuxinhang1989/mezzanine,readevalprint/mezzanine,vladir/mezzanine