[Ohrrpgce] SVN: teeemcee/11537 Add cache_all_spritesets; increase max sprite cache size to 32MB

[subversion at HamsterRepublic.com]

teeemcee
2019-12-31 16:13:56 -0800 (Tue, 31 Dec 2019)
187
Add cache_all_spritesets; increase max sprite cache size to 32MB

For pre-loading sprites before entering an editor.
(If the cache size doesn't fit all sprites, it would thrash the cache)
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U   wip/allmodex.bas
U   wip/allmodex.bi
U   wip/loading.bi
U   wip/loading.rbas