FixUnderscores enh MIMEDocument fixing. added a few more methods from Squeak 3.9 for compatibility - Issue 610: Removed ScreenController Class 1. Moved utility methods from ScreenController to DisplayScreen. 2. Changed existing references to ScreenController methods to reference the global instance of DisplayScreen, Display. 3. Required changes to: Graphics, Morphic, ST80, and System 4. Tested changes in pharo0.1-10243dev09.02.3.image. -Issue 612: 5851: Refactor SmalltalkImage saveAs. Refactor SmalltalkImage-#saveAs to pull out the code that actually saves the image under a new name, into #saveAs: newName Refactor some other methods that duplicate the use of the same code, to use #saveAs: - Coral scriptLoader Next Gary + some bug fixes asCharacter use + arguments in BC