added app["active"] to global context, to make tab.active (css) work.
added app["active"] to global context, to make tab.active (css) work.

catalpainternational/rapidsms,lsgunth/rapidsms,rapidsms/rapidsms-core-dev,caktus/rapidsms,lsgunth/rapidsms,lsgunth/rapidsms,caktus/rapidsms,ken-muturi/rapidsms,dimagi/rapidsms-core-dev,unicefuganda/edtrac,peterayeni/rapidsms,ken-muturi/rapidsms,catalpainternational/rapidsms,ehealthafrica-ci/rapidsms,catalpainternational/rapidsms,lsgunth/rapidsms,peterayeni/rapidsms,dimagi/rapidsms,caktus/rapidsms,rapidsms/rapidsms-core-dev,eHealthAfrica/rapidsms,ken-muturi/rapidsms,eHealthAfrica/rapidsms,catalpainternational/rapidsms,ehealthafrica-ci/rapidsms,peterayeni/rapidsms,peterayeni/rapidsms,dimagi/rapidsms,dimagi/rapidsms-core-dev,unicefuganda/edtrac,ehealthafrica-ci/rapidsms,eHealthAfrica/rapidsms,unicefuganda/edtrac