gui: fixed handle issue.
gui: added the StaticSlider module.
gui: made setRealValue a slot.
gui: renamed the nodes.
gui: added the Ramp node.
nodepanel: added colour position to transform controls
misc: added getters to the sliders.
nodepanel: updated only when there is a change.
core: added copy ctro
core: added logarithmic interpolation.
misc: fixed slider positioning issue.
misc: changed alignment to left.