
- Made it so that the xtemplate engine can only be included once.  Patch by
  Ax.

joshkoenig/golden-god-demo,OccupyWallStreet/streetnet,edutrul/social-web,joshkoenig/golden-god-demo,lincgr/Prueba,brainhell/drupalglass,edutrul/social-web,joshkoenig/golden-god-demo,OccupyWallStreet/streetnet,edutrul/social-web,rmcveigh/frontend-dev,OccupyWallStreet/streetnet,OccupyWallStreet/streetnet,brainhell/drupalglass,lincgr/Prueba,joshkoenig/golden-god-demo,edutrul/social-web,brainhell/drupalglass,joshkoenig/golden-god-demo,edutrul/social-web,lincgr/Prueba,brainhell/drupalglass,brainhell/drupalglass,rmcveigh/frontend-dev,joshkoenig/golden-god-demo,rmcveigh/frontend-dev,joshkoenig/golden-god-demo,lincgr/Prueba