Fix for problem where if 2 properties have the same label only one will be displayed.
Added way to change label width.

That can be done by either changing the static Node.DEFAULT_LABEL_WIDTH variable, or by doing it on a node-by-node basis and calling the setLabelWidth() method on Node.
Fix for textfield, option to disable display of group name by prefixing it with _
dummy commit
Merge branch 'develop' of https://github.com/makkus/phyml-prototype into develop
new layout