Yay, shell commit

I hope that there are no bugs attached
Yay, bug

Checkstyle and command name (o.O) fixes
Buugs

Is it okay that checkstyle builds someone else's project?
"Empty string" fix

Да, это было чуть странно с моей стороны.
Merge pull request #143 from isItJavaOrSomething/master

Кривчанский Николай 395 Shell