Add resource descriptor
Merge upstream
Renamed ResourceMgmt and changed creation process
Moved Endpoint and Credentials to Core
Merge pull request #15 from shummi/master

Merge, Refactoring ResourceManagement, moved Endpoint and Credentials
Merge branch 'master' of https://github.com/dana-i2cat/mqnaas into core/restructure

Conflicts solved:
	core.api/src/main/java/org/mqnaas/core/api/IBindingManagement.java
	core/src/main/java/org/mqnaas/core/impl/BindingManagement.java
	core/src/main/java/org/mqnaas/core/impl/ExecutionService.java
	examples/testapp/src/main/java/org/mqnaas/examples/testapp/MyTestApplication.java