Add max redirections limit
[BrowserKit] isolated the max redirect count to a given main request (refs #7811)
merged branch fabpot/browserkit-redirections (PR #7840)

This PR was merged into the master branch.

Discussion
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Browserkit redirections

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7811, #7731
| License       | MIT
| Doc PR        | n/a

Commits
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b60290a [BrowserKit] isolated the max redirect count to a given main request (refs #7811)
c8bc953 Add max redirections limit