OLMIS-1072: Re-added angular-strap to fix the build
OLMIS-1072: Re-added angular-strap to fix the build

OpenLMIS/openlmis-requisition-ui,OpenLMIS/openlmis-ui-components,OpenLMIS/openlmis-requisition-refUI,OpenLMIS/openlmis-requisition-ui,OpenLMIS/openlmis-ui-components,OpenLMIS/openlmis-requisition-refUI,OpenLMIS/openlmis-requisition-refUI,OpenLMIS/openlmis-ui-components,OpenLMIS/openlmis-requisition-ui