Validation/storage of connection data
Added a clear cache button, changed view name and added missing Javadoc
Fixed missing classpath entry - oracle jdbc driver
Merge branch 'master' into Charly

Conflicts:
	SecureDWApp/SecureDWExtension/src/META-INF/extension.xml
	SecureDWApp/SecureDWExtension/src/dke/extension/data/dbConnection/ConnectionManager.java