$ git branch
develop

$ changelog release-begin --version 1.0.0
$ changelog release-current
1.0.0 (open)

...
<development work happens here>
...

$ changelog change-add --summary 'Implemented something'

...
<development work happens here>
...

$ changelog change-add --summary 'Implemented something else'

...
<development work happens here>
...

$ git flow release start 1.0.0
$ changelog release-finish
$ git flow release finish

...
<git flow asks for commit and merge messages>
<developer uses $ changelog write-plain to generate nice messages>
