OLMIS-1235: Added application structure document
OLMIS-1235: Added application structure document

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