Show clockwork output in deployment logs

[#67724182]
Fix password entry on Ruby 1.9, release 0.4.28

[#68186230]
Don't test on 1.9.2
Bumped version to 0.4.28
Capture password without echo only if terminal is
present
Use ChildProcess to start ssh related commands

This fixes tty issues when on JRuby and using shelly console

[#66140786]
Merge pull request #126 from shellycloud/jruby_console

Use ChildProcess to start ssh related commands
shelly ssh command support

[#43759425]
Merge pull request #125 from shellycloud/43759425_ssh_command

shelly ssh command support
Bumped version to 0.4.29
`shelly config create' should check if config already exists …

If it does, it will suggest using `shelly config edit` with appropriate
arguments and quit.

[#68558140]
`shelly config create` should ask to specify cloud

when there are multiple clouds in Cloudfile

[#68557874]
Merge pull request #128 from shellycloud/check-if-config-exists

`shelly config create' should check if config already exists, should ask to specify cloud
Don't test build on 1.8
Revert "Added filesystem, database and traffic usage to shelly info output."

This reverts commit a212a06c67eb1fc854d8a83c3bbb6593df19d430.

Conflicts:
	CHANGELOG.md
Fixed wrong usage values given by shelly info command.

Also do not make second request for getting usage informations.

[#68525608]
Merge pull request #129 from shellycloud/68525608-wrong-values-for-usage

68525608 wrong values for usage
Bumped version to 0.4.30
Download logs for current day

[#66655154]