Added more logging for rewrite/redirect scenarios

[mikaelm12]

Logging for

• Redirect to HTTPS
• The current url when continuing to the next url
• The final url when no longer applying rules

@natemcmaster @Tratcher

[natemcmaster]

As long as you're at it, can we add an information level log message that summarizes the rewrite in one line?

e.g. "Request was rewritten to {newUrl}",