0.10.0

• Crystal 0.32.0 support.

0.9.0

• Crystal 0.31.0 support.
• Allow #run proc to use the IO object given to start method. (#46, #47, thanks @GregPK )

0.8.2

• Crystal 0.31.0 support.

0.8.1

• Add short option for help. (#44)

0.8.0

• Crystal 0.30.0 support.

0.7.0

• Crystal 0.29.0 support.

0.6.0

• Crystal 0.28.0 support.

0.5.0

• (breaking-change) The help_template block must be placed in main block. (#38)
• (breaking-change) Fixed help_template arguments options and sub_commands. (#38)
• (breaking-change) Replaced help string method name from opts.help to opts.help_string. (#38)

0.4.1

• Add main, sub directive.
• Crystal 0.27.0 support.

0.4.0

• (breaking-change) Remove custom_help and Add help_template. (#33)
• crystal version 0.25.1 .