IFE: Add BitBltFrom to copy FROM the screen TO a bitmap, and add test case that uses it for a sort of cursor
IFE: Add BitBltFrom to copy FROM the screen TO a bitmap, and add test case that uses it for a sort of cursor

joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib