Renamed MultiToolbar, now also is used with iconButtons. And added some minor changes in this class
Added multiIconButton method and a new builder for toolbarIcon that listens to an action
Added structure for multiIconButton group
The undo and do buttons disappear if their actions not are enabled.
Improves color_picker_knob.
Increases knob size: 16 -> 24
Merge pull request #840 from RotaruDan/sliders

Sliders
Recent colors panel only gets updated when it's being hidden.
Removes unused objects in SceneEditor.
Fixes getMultilineTextInput desktop implementation.
Fixes getMultilineTextInput Android implementation.
Merge pull request #843 from RotaruDan/sceneEditorCleaning

Removes unused objects in SceneEditor.
Merge pull request #844 from RotaruDan/multiLineInputFix

Multi line text input fix
Merge pull request #842 from RotaruDan/recentColors

Recent colors panel only gets updated when it's being hidden.
SlideColorPicker size depends of its knob size.
Fixes some tests.
Merge pull request #841 from RotaruDan/sliders

SlideColorPicker size
Minor changes and added animation in VisibleActionListener
Merge pull request #839 from gorco/groupButton

MultiIconButton