Interim commit - first attempt at Hibernate code in Common
Include changes to Common.iml
Merge branch 'master' into 28-disease-outbreak-hibernate
Add initial Spring and Hibernate support to the Common project.
Add Hibernate entities for disease outbreak tables.
Merge branch 'master' into 28-disease-outbreak-hibernate

Conflicts:
	src/build-module.xml
Remove temporary .gitignore files
Add @Repository to DAO classes and @Transactional to service classes
Tidy up use of "clean" in src folder's build-module.xml and build.xml
Exclude "out" folder from Common module
Merge pull request #13 from SEEG-Oxford/28-disease-outbreak-hibernate

Add initial Spring and Hibernate support to the Common project.