int128/groovy-ssh — pull request #24 by int128 (2014-12-30 09:20:32+00:00)
Title: Add dry-run option for CLI

This pull request adds dry run option for CLI as follows:

```
% java -jar build/libs/groovy-ssh-SNAPSHOT-all.jar
usage: [option...] [-e script-text] [script-filename | --stdin] [script-args...]
-d,--debug Set log level to debug.
-e Specify a command line script.
-h,--help Shows this help message.
-i,--info Set log level to info. (default)
-n,--dry-run Do a dry run without connections.
-q,--quite Set log level to warn.
--stdin Specify standard input as a source.
```