[Ohrrpgce] SVN: james/9348 The Textbox Appearance editor now uses BackdropSpriteBrowser and Portrai

[subversion at HamsterRepublic.com]

james
2017-09-12 14:44:14 -0700 (Tue, 12 Sep 2017)
161
The Textbox Appearance editor now uses BackdropSpriteBrowser and PortraitSpriteBrowser (only for fixed id)
Also make some cosmetic fixes to BackdropSpriteBrowser
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U   wip/data/thingbrowser.slice
U   wip/textboxedit.bas
U   wip/thingbrowser.bas