Changes on .gitignore, build error, directory layout and WS-Addressing

Please review the followings changes:
- JetBeains template is added to .gitignore for developers using IntelliJ.
- maven build error on pdti-dao module with Maven 3.2.2
- wsimport directory generated by jaxws plugin is not added as a source directory automatically with IntelliJ.
- Resources in WEB-INF/classes directory is moved to src/main/resources directory.
- WS-Addressing was not enabled on HPD SOAP web service endpoint. It's was required on the IHE Connectahon 2014.