[Ohrrpgce] SVN: james/9297 Remove the *OrNone subclasses of ThingBrowser, replace them with an "or_

[subversion at HamsterRepublic.com]

james
2017-09-06 14:27:18 -0700 (Wed, 06 Sep 2017)
127
Remove the *OrNone subclasses of ThingBrowser, replace them with an "or_none as bool" optional argument to the .browse() method
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U   wip/attackedit.bas
U   wip/custom.bas
U   wip/mapsubs.bas
U   wip/textboxedit.bas
U   wip/thingbrowser.bas
U   wip/thingbrowser.bi