[BUG] cfgparse memory leak and missing free calls in deinit()

Thich patch fixes cfgparser not to leak memory on each
default server statement and adds several missing free
calls in deinit():
 - free(l->name)
 - free(l->counters)
 - free(p->desc);
 - free(p->fwdfor_hdr_name);

None of them are critical, hopefully.
2 files changed