hs.http must follow redirects #1889

[pdckxd]

1. new parameter "enableRedirect" for hs.http.doAsyncRequest
2. add 5 tests to test this change

[github-actions[bot]]

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349 tests   296 :heavy_check_mark:  1h 3m 4s :stopwatch:     2 suites    52 :zzz:     1 files        1 :x:

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Results for commit 8cd292e4.

[cmsj]

The optional table idea is what we should have done, but for now we're stuck with the idioms we have. Apologies for taking a long time to get back to this. I'll merge it now and I have a small tweak to apply on top of it, in #3311