ECMS-5598 Data initialization policies are not consistent among services

Conflicts:
	core/services/src/main/java/org/exoplatform/services/cms/views/impl/ApplicationTemplateManagerServiceImpl.java
	core/services/src/main/java/org/exoplatform/services/cms/views/impl/ManageViewPlugin.java
	core/webui-administration/src/main/java/org/exoplatform/ecm/webui/component/admin/metadata/UIMetadataList.java
ECMS-6096 fix UI error when switching to edit mode
COMMONS-309 fix the way to create document object in FileUploadHandler