fix parse opt.
Merge branch 'master' of github.com:hy0kl/unp

* 'master' of github.com:hy0kl/unp:
  Re organization of the directory structure.
  modify code, but still can NOT work.
  fix some code.
  Add new IPC.
  Fix bug: it can NOT work when has big index.
  Add ac cpp file.
  Add trie test.
Add some number.
Add gethostbyaddr test file.