Added new ECM module
APPWEB-169: XSRF Token management
backup commit
Added new Maven modules to ECM module
CMIS module (work in progress)
ECM Module (work in progress)
ECM module - Work in progress
ECM Module (work in progress)
ECM Module - work in progress
ECM Module (work in progress)
ECM integration (work in progress)
ECM Integration (work in progress)
ECM Integration (work in progress)
ECM Integration (work in progress)
Merge branch 'master' into cmis

Conflicts:
	framework/modules/backend/core/api/src/main/java/org/appverse/web/framework/backend/api/helpers/security/SecurityHelper.java
	framework/modules/backend/front-facade/gwt/src/main/java/org/appverse/web/framework/backend/frontfacade/gxt/controllers/FileUploadController.java
Jersey upgraded to 2.5 as we require features related to authorization
RestPersistenceService: Added basic authentication feature
ECM Integration (work in progress)
ECM Integration (work in progress)
ECM Integration (work in progress)