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r4128 | hendricks266 | 2013-11-02 21:02:23 -0700 (Sat, 02 Nov 2013) | 3 lines

Allow -g, -x, -h, -j, and for the game, -d, to take their file name after a space. This allows quotes to be used with them properly.
I updated the help windows to prefer these variants because they are superior to the -xSquished versions.
Also, factor out the command-line processing code for the above, plus con/def modules and clipmaps.
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r4127 | hendricks266 | 2013-11-02 21:02:01 -0700 (Sat, 02 Nov 2013) | 1 line

RegCloseKey when we are done with RegOpenKeyEx.
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