Improve installation language

Be consistent about not using a period after messages. Use green
'success' after installation.

Change-Id: If94407544638a08a462d0aca3dcade52f6b58656
Reviewed-on: https://gerrit.causes.com/22807
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Joe Lencioni <joe.lencioni@causes.com>
Cut v0.1.1 release

It's time to dogfood this at Causes; releasing a new version with
improved messaging around the CLI.

Change-Id: Ie7b09d772853b1808e5799749c2e49f2baf4789a
Reviewed-on: https://gerrit.causes.com/22808
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Joe Lencioni <joe.lencioni@causes.com>