follow redirection ability

[hrfess]

This change edited the code of request.go to support follow redirection prior to the analysis of the response.

[m10x]

Hi, thanks for your PR. Doesn't the http Client already follow redirects by default?

[hrfess]

Hello,
Yes, I tried a vulnerable app that reflects the output of the payload after 1 redirection and it goes undetected by the tool.
After the new modification, the app has been reported as vulnerable.