Added MainvView
 and MainViewController
Added NodeView and Controller
added fxml.bak to gitignore
created own controller for nodes
View contains one controller for MainView and one controller for a node
Merge branch 'master' of https://github.com/KroneckerDelta/degraph.git

Conflicts:
	src/main/resources/de/schauderhaft/degraph/gui/MainView.fxml
	src/main/scala/de/schauderhaft/degraph/gui/MainViewController.java
Merge branch 'MainViewVersuche'

Conflicts:
	src/main/scala/de/schauderhaft/degraph/gui/MainViewController.java
	src/main/scala/de/schauderhaft/degraph/gui/NodeController.java
seperato controller for Node startet