Added Font Awesome support and changed +/- labels on zoom buttons to magnifying glass icons.
Abstracted NodeLibraryWindow display functionality into Drawer component so that it can be reused elsewhere.
Added property aliases for node signal/slot/property names.
Added states and property changes that will allow Nodes to be selected/deselected.
Added logic to select/deselect nodes when clicked. NodeEditorWindow now keeps a reference to the selected node.
Removed post-it yellow from the editor window background.
Made scrollbars a little more transparent.
Added a NodeInspectorWindow drawer. Currently displays signals/slots/properties of the currently-selected node.