Merge pull request #594 from rjc123/newsites

Configure innovate.direct.gov.uk on transition app
Merge pull request #595 from rjc123/newsites

Amend stub dates to match reality of go-live
[EA] Update redirection date
Add tools to check domain status pre-transition
Clarifications to investigation scripts, plus error control
Add insolvency.gov.uk as direct alias to main BIS host
Configure charity commission on transition app
Add aliases to main defra site
Add tool to automatically create list of known sites