Fixed deprecated builtin usage.
Basic python 3 support.

 - at least, framework can be installed.
Import compatibility.

 - now interpreter will no longer throw ImportError on importing `izip` module. It is builtin in python 3 and is called `zip`.
Update TODO
Suppress output of uncaught exceptions.

 - uncaught exception are no longer spam output when reached end of the chain. Separate logger object has been created to manage this case.
 - also is has debug verbosity now.
Configuration fixed for functional tests.
Added functional test for starting application.
Functional test for starting missing application.
Missing profile test for starting app added.
Tiny fix.
Cocaine tools exception refactoring.

 - now cocaine tools exceptions has own module
Debug information cleaned up.
Lazy initialization fix.

 - it's not thread safe anyway, but who cares...
Refactoring.

 - auto unpack result in `view` actions.
 - one more abstraction layer in cocaine-tools.
 - drop `AwaitJsonWrapper` class.
More actions are now use modern result printer.
Runlist uploading now displays its progress.
More new tools handling for runlists.
Profile uploading/removing now displays its progress.

 - remove action for runlist is in deal too.
Profile upload/remove actions has has new handler.
Drop unused (already) classes.

 - also there are more next generation actions.