add a flag in OpenSim.ini.example for enabling/disabling decoded sculpt map caching for meshing

bin/OpenSim.ini.example

@@ -130,6 +130,14 @@
     ;; Usually this is only a box.
     ; meshing = Meshmerizer
     ; meshing = ZeroMesher
+    
+    ;# {CacheSculptMaps} {Cache decoded sculpt maps?} {true false} true
+    ;; if you use Meshmerizer and want sculpt map collisions, setting this to
+    ;; to true will store decoded sculpt maps in a special folder in your bin
+    ;; folder, which can reduce startup times by reducing asset requests. Some
+    ;; versions of mono dont work well when reading the cache files, so set this
+    ;; to false if you have compatability problems.
+     CacheSculptMaps = false
 
     ;; Choose one of the physics engines below
     ;; OpenDynamicsEngine is by some distance the most developed physics engine