add regex api func

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6193 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/applications/mod_expr/mod_expr.c

@@ -111,7 +111,7 @@ SWITCH_STANDARD_API(expr_function)
 
     /* Parse expression */
     err = exprParse(e, (char *)expr);
-    printf("WTF %s\n", expr);
+
     if(err != EXPR_ERROR_NOERROR)
         goto error;