Add ability to change title on visable pane when changing in tree view
Replace Refresh with Undo [more acurate description]
Initialise client pane to null [tree window]
Add a application tool bar
Make title changing compat on windows / windows needs Realize
Move CreateToolbar too SetupToolBar
Linux does not set value on title change move spacer to end of toolbar
Merge pull request #31 from gregnietsky/master

Fixup and some changes needed to support win + lin