Modifications in Parameters

Nodes name can be changed, parameters will be saved when modified
Merge branch 'develop' of github.com:buttleofx/ButtleOFX into develop

Conflicts:
	buttleofx/MainWindow.qml
Merge branch 'develop' of github.com:buttleofx/ButtleOFX into develop

Conflicts:
	buttleofx/gui/graph/graphWrapper.py
	buttleofx/gui/paramEditor/qml/ParamChoice.qml