[PLAT-3406] Maven - Enhance database testing
[PLAT-3406] Maven - Javadoc license terms
Checkstyle
[PLAT-3406] Maven - Add checkstyle directory property

Checkstyle now needs the m2e version from this temporary site
http://m2e-code-quality.github.com/m2e-code-quality/site/1.0.0/
[PLAT-3406] Maven - Delete old DB scripts
[PLAT-3406] Maven - Load tests.properties from Spring via TestProperties
[PLAT-3406] Maven - Remove Spring config file and fix test