fix a bug in demo
Merge pull request #280 from zhiyelee/fixdemo

fix a bug in the `Variadic arguments` demo
version bump v2.5.0
version bump v2.5.0
Merge pull request #282 from zhiyelee/v2.5.0

v2.5.0
Updated Readme.md to make custom help example portable
Fix a bug with variadic argument
Add a test case for this bug fix
Merge pull request #291 from Quentin01/master

Fix a bug with variadic argument.
Make app name settable #292
Merge pull request #293 from LawrenceJones/custom-name

Make app name settable #292
add info for git-style subcommand
small refactor
update code highlight
Merge pull request #296 from zhiyelee/small-refactor

merge the three `if(desc)`
Merge pull request #295 from zhiyelee/git-style-readme

add info for git-style subcommand
Revert "Make app name settable #292"
Merge pull request #298 from tj/revert-293-custom-name

Revert "Make app name settable #292"
update README
Merge pull request #300 from zhiyelee/ghread

update README