Make ApplicationHelper#force_utf8 aware of nils
Make ApplicationHelper#force_utf8 aware of nils

spencerwp/mainline,gitorious/mainline,spencerwp/mainline,gitorious/mainline,rae/gitorious-mainline,rae/gitorious-mainline,gitorious/mainline,Gitorious-backup/mainline,tigefa4u/gitorious-mainline,SamuelMoraesF/Gitorious,tigefa4u/gitorious-mainline,tigefa4u/gitorious-mainline,rae/gitorious-mainline,SamuelMoraesF/Gitorious,elcom/gitorious,Gitorious-backup/mainline,Gitorious-backup/mainline,elcom/gitorious,elcom/gitorious,SamuelMoraesF/Gitorious,Gitorious-backup/mainline,spencerwp/mainline,elcom/gitorious,gitorious/mainline,SamuelMoraesF/Gitorious,tigefa4u/gitorious-mainline,rae/gitorious-mainline,spencerwp/mainline