Fix some typo of action defination
Cleanup
Format code
Rename menu "Reset to default Setup values" to "Restore Default Preferences Values"
Reorder frame related menu commands in View menu
Move "Preview Window"  of View to Window
Fix missing actions issue by pre-define actions
Cleanup unused tool menu items, since tool menu already removed from menubar
Callback Keyframe Actions
Replace GTK+ stock icons with synfig version frame related icon in View menu.
Rename "Restore Default Preferences Values" menu item to "Restore Default Settings"
Implement a "Restore Default Settings" button on "Preference" dialog

Implement Restore Default Settings button
Remove the Restore Default Settings submenu from Edit
Replace Close with Cancel GtkStock for Preference dialog
Remove Apply button of Preference dialog
Re-order these three buttons as
[Restore Default Settings] [Cancel] [Ok]
Add a seprator between synfig panels and opened documents in Window menu
Display Menu names when no document opened
Remove keyframe menu from mainwin menu by stop adding ui string to main menu
Remove keyframe item of popup menu, this is a hack.
Replace Stop with Pause

The Stop behaves more like Pause in common sense,  and toolbar of canvas
already uses pause, so View menu should.
Display correct file name which contains one or more "_".
Fix width points for regular outlines
http://www.synfig.org/issues/thebuggenie/synfig/issues/571