* fixes #59: template configuration dialog has too much empty space
* fixes NullPointer-Exception when executing a matlab node.
* Simplifying the Matlab controller (only to work on the local machine)
* undo row names support as pushing row names like this suffers from an RServe-bug
* closes issue #42: Use new Rserve version 1.7
* changed R icons and fixed node types in xml and added icon for splash screen