v0.6.5

• Added the "unknown" option model item (the optarg 0.5.5 feature)

v0.6.1

• (Breaking Change) The way of accessing parsed command-line arguments has been significantly changed. See API Document and Wiki.

v0.6.0

• optarg 0.5 integration
• Redesigned for compiler performance.
• This version is for internal use only. Please wait for 0.6.1.

v0.5.1

• Named IOs
• Events

v0.5.0

• (Breaking Change) Cli::CommandBase#exit! calls the standard exit method and the running process actually exits.
• (Breaking Change) Cli::CommandBase.run returns the #run method's return value.
• Zsh Completion

v0.4.0

• No more name definitions nor intermediate Commands modules for defining subcommands. You can just put your subcommands directly into the supercommand class.
• (Breaking Change) All the commands directly under supercommands are automatically recognized as subcommands. If you don't want instantiate commands under supercommands, make them abstract.
• Bash Completion

v0.3.0

• (Breaking Change) Updated optarg to 0.4.0 from 0.3.2. See README.

v0.2.5

• Displaying Help on Parsing Error
• Versioning

v0.2.4

• Unparsed Arguments for Help

v0.2.0

• (Breaking Change) The optarg's version is updated to 0.3.