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r3030 | helixhorned | 2012-09-26 15:54:01 -0700 (Wed, 26 Sep 2012) | 5 lines

foreachmap.lua: add option of only printing matching file names (like grep -l)

Also, add convenience wrapper script findmaps.sh for quickly searching for
sprites/walls/sectors satisfying a certain condition in all map files under
a given directory.
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r3029 | helixhorned | 2012-09-26 15:53:57 -0700 (Wed, 26 Sep 2012) | 3 lines

Mapster32: add check for sprites being out of the maximal grid range (+-524288).

Requested auto-correction will place such sprites at their sector's first point.
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r3028 | helixhorned | 2012-09-26 15:53:53 -0700 (Wed, 26 Sep 2012) | 1 line

Revert "Abyss crash prevention code", but make the overflow explicit.
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