[SVN] r3346

[Chris Thomas]

• Deselect external items by default.
• Make it build with latest Xcode and attendant tools.
• Preserve the last few commit summaries in a persistent pop-up menu. Summaries are saved even when canceling.

Changed:
U   trunk/Support/bin/CommitWindow.app/Contents/MacOS/CommitWindow
U   trunk/Support/bin/CommitWindow.app/Contents/Resources/English.lproj/MainMenu.nib/classes.nib
U   trunk/Support/bin/CommitWindow.app/Contents/Resources/English.lproj/MainMenu.nib/info.nib
U   trunk/Support/bin/CommitWindow.app/Contents/Resources/English.lproj/MainMenu.nib/keyedobjects.nib
U   trunk/Tools/CommitWindowProject/CommitWindow.xcodeproj/project.pbxproj
U   trunk/Tools/CommitWindowProject/CommitWindowController.h
U   trunk/Tools/CommitWindowProject/CommitWindowController.m
U   trunk/Tools/CommitWindowProject/CommitWindow_Prefix.pch
U   trunk/Tools/CommitWindowProject/English.lproj/MainMenu.nib/classes.nib
U   trunk/Tools/CommitWindowProject/English.lproj/MainMenu.nib/info.nib
U   trunk/Tools/CommitWindowProject/English.lproj/MainMenu.nib/keyedobjects.nib