first half pass at new dbgi fuzzy searching functionality; distributes search amongst sub-tasks

src/geo_cache/geo_cache.c

@@ -241,6 +241,7 @@ geo_u2x_dequeue_req(U128 *hash_out)
 
 ASYNC_WORK_DEF(geo_xfer_work)
 {
+  ProfBeginFunction();
   HS_Scope *scope = hs_scope_open();
   
   //- rjf: decode
@@ -297,6 +298,7 @@ ASYNC_WORK_DEF(geo_xfer_work)
   }
   
   hs_scope_close(scope);
+  ProfEnd();
   return 0;
 }