Log Message:
Changes 3.0.3:
- Delayed UDP connection
- makefile ignores LDFLAGS
- mem leak in config parser
- vtun3 server should offer vtun2-compatible encryption
- Parallel make Makefile.in race condition
- link timeout in UDP mode
  Minor fixes in lfd_lzo.c to ensure correct type casting
  Add description of "keepalive timeout:count;" syntax
   to man page and vtund.conf sample.
  Remove doubled if(send_a_file){...} block in linkfd.c.
- reduce connection chatter
- improve linking on rebuilds