Cleaning Pom.xml

1. Moved to consistent version of Spring Framework - 3.2.6.RELEASE
2. Upgraded to Junit 4.11
3. Adding HSQLDB
4. Adding Jersey test framework for maven based integration tests
Adding Test cases for JPA Repository

1. Created a “test” profile in jpaContext.xml, specifically for unit
test cases
2. Added support for environment templatization, but it defaults to
just root.properties for now
3. Added a test case - ProjectRepositoryTest
4. Verified that test case can be run from within Eclipse and from the
command line