Remove commented out code.
Make sure relevant ```getXService``` calls are out of try/catch
Fix typo.
Unlink annotation from several objects.
Only Add to "Selected" pane the common tags. (see #8151)

When the user clicks to add tags, only the tags
linked to all the selected objects are displayed in the
"Selected" section of the Wizard.
Same for the attachments.
Remove commented out code.
Fix saving of annotation.
Add/remove annotation using selection wizard.
Use common method.
Add support for multi-selection.
Indicate that the annotation can be unlinked.
Use Icon in tooltip

Use the minus icon to indicate the annotation that can
be removed.
Review link removal for multi-selection (see #8151)
Review the cancellation approach.
Change button variable names to be more explicit
Merge remote-tracking branch 'official/dev_4_4' into multi-annotations

Conflicts:
	components/insight/SRC/org/openmicroscopy/shoola/agents/metadata/editor/AnnotationDataUI.java
	components/insight/SRC/org/openmicroscopy/shoola/agents/metadata/view/MetadataViewer.java
	components/insight/SRC/org/openmicroscopy/shoola/agents/metadata/view/MetadataViewerComponent.java
	components/insight/SRC/org/openmicroscopy/shoola/agents/metadata/view/MetadataViewerModel.java
Remove window listener for the shutdown dialog.
Do nothing on close.
Set the visible flag in the cancel method.