[Ohrrpgce] SVN: james/9498 Some under-the-hood modifications to ThingBrowser to get ready for editi

[subversion at HamsterRepublic.com]

james
2017-09-28 12:42:25 -0700 (Thu, 28 Sep 2017)
153
Some under-the-hood modifications to ThingBrowser to get ready for editing support.
Also replace the "Previous Menu..." plank with a smaller "Back" plank
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U   wip/data/thingbrowser.slice
U   wip/sliceedit.bas
U   wip/slices.bas
U   wip/slices.bi
U   wip/thingbrowser.bas
U   wip/thingbrowser.bi