There is a problem (today: 2015-10-15), the link for the download Windows version of Ionic Lab is not working.
bit.ly says:
The link you requested has been identified by bitly as being potentially problematic. This could be because a bitly user has reported a problem, a black-list service reported a problem, because the link has been shortened more than once, or because we have detected potentially malicious content. This may be a problem because: ...