0.51 2019/03/19
  - remove -I, --include option
  - add "lib" in home directory to include path before running command
  - remove new_zemi command
  - improve new_hp prototype
0.50 2019/03/15
  - rename giblog-dir option to home
  - add tutorial
0.02 2019/03/14
  - Change several apis
0.01 2019/03/7
  - First release