Handle invalid images in thumbnail tag. Closes #410.
Handle invalid images in thumbnail tag. Closes #410.

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