added SetEntityModel native

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401726

plugins/include/sdktools_functions.inc

@@ -254,6 +254,16 @@ native SetTeamScore(index, value);
  */
 native GetTeamClientCount(index);
 
+/**
+ * Sets the model to a given entity.
+ *
+ * @param entity			Entity index.
+ * @param model				Model name.
+ * @noreturn
+ * @error				Invalid entity index, or no mod support.
+ */
+native SetEntityModel(entity, const String:model[]);
+
 /**
  * @deprecated
  */