Revert "Remove obsolete check for ActiveSupport"
Revert "Remove obsolete check for ActiveSupport"

This reverts commit 86e4e80e5f7c174af8a4df44ea1026f3489c2afa.

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