- Add protected constructor to AnnotatorLabelPanel to be able to control layout in subclasses.
- set updateLocalUI() to protected
- Remove debug code in RendererFactory
- LabelingEditorLabelPanel cleanup
- LabelingEditorLabelPanel: Replaced highlight-button with checkbox
- LabelingEditorLabelPanel: Split label-display in two lists
- LabelingEditorChangeTracker: Added support for filtering
- LabelingEditorManager: Added support for filtering
- LabelingEditorLabelPanel: Added support for deleting, renaming and creating new labels
- LabelingEditorManager: Added support for deleting, renaming and creating new labels
- LabelingEditorChangeTracker:  Added support for deleting, renaming and creating new labels
- Added events for the new operations
- SettingsModelLabelEditor: Enabled saving of new labels
- LabelingEditorView: Cleanup and minor bugfixes.
- Deleted superfluous event
- InteractiveLabelingEditor: Updated documentation
Merge branch 'InteractiveLabelingEditorBugfix' of https://github.com/knime-ip/knip into InteractiveLabelingEditorBugfix

Conflicts:
	org.knime.knip.io/src/org/knime/knip/io/nodes/annotation/edit/SettingsModelLabelEditor.java
	org.knime.knip.io/src/org/knime/knip/io/nodes/annotation/edit/control/LabelingEditorChangeTracker.java
	org.knime.knip.io/src/org/knime/knip/io/nodes/annotation/edit/control/LabelingEditorManager.java
	org.knime.knip.io/src/org/knime/knip/io/nodes/annotation/edit/dialogcomponents/LabelingEditorLabelPanel.java
	org.knime.knip.io/src/org/knime/knip/io/nodes/annotation/edit/dialogcomponents/LabelingEditorView.java
- InteractiveLabelingEditor: Fixed some errors from merging