jorgebastida/glue — pull request #152 by satojkovic (2014-05-05 09:02:01+00:00)
Title: Remove duplicate word from the usage message

argparse add 'usage: '

before:

```csh
$ glue -h
usage: usage: glue [source | --source | -s] [output | --output | -o]
```

after:

```csh
$ glue -h
usage: glue [source | --source | -s] [output | --output | -o]
```