run expand_vars if input contains a special escaped character not just when it contains a variable to eat up back slashes

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13015 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_utils.c

@@ -61,7 +61,6 @@ int switch_inet_pton(int af, const char *src, void *dst)
 }
 #endif
 
-
 SWITCH_DECLARE(switch_status_t) switch_frame_alloc(switch_frame_t **frame, switch_size_t size)
 {
 	switch_frame_t *new_frame;