[Components][Security] Fix #3708
bug #3709 [Components][Security] Fix #3708 (bicpi)

This PR was merged into the 2.3 branch.

Discussion
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[Components][Security] Fix #3708

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets | #3708

Commits
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da025b1 [Components][Security] Fix #3708
was added -> was introduced
Fixed syntax
change variable name to a better fitting one
minor #3713 Updated versionadded directives to use "introduced" (WouterJ)

This PR was merged into the 2.3 branch.

Discussion
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Updated versionadded directives to use "introduced"

I was tired of explaining why we didn't update them on every created PR,
so I decided to just update them :P

| Q   | A
| --- | ---
| Doc fix? | yes
| New docs? | no
| Applies to | 2.3+
| Fixed tickets | many :)

Commits
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2884f18 Fixed syntax
c192278 was added -> was introduced
minor #3715 change variable name to a better fitting one (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
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change variable name to a better fitting one

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets |

As mentioned by @weaverryan in #3706 since Nginx is supported the name ``$APACHEUSER`` doesn't any more match its usage really properly. Thus, I renamed it to ``$HTTPDUSER``.

Commits
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2f99c90 change variable name to a better fitting one
[#3539] A backport of a sentence - the parts that apply to 2.3
The host parameter has to be in defaults, not requirements
Moved tip block to remove confusion
feature #3368 The host parameter has to be in defaults, not requirements (MarieMinasyan)

This PR was submitted for the 2.4 branch but it was merged into the 2.3 branch instead (closes #3368).

Discussion
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The host parameter has to be in defaults, not requirements

 Q             | A
 ------------- | ---
 Doc fix?      | yes
 New docs?     | no
 Applies to    | 2.2+

Also has to be applied to 2.2 & 2.3 branches

Commits
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8a1afae Moved tip block to remove confusion
9c30509 The host parameter has to be in defaults, not requirements
Minor tweaks related to #3368
Update file_uploads.rst

Code examples do not apply to Doctrine EventSubscribers scenario, on preUpdate.
Cheers.
Update file_uploads.rst

Updated as per @RyanWeaver's suggestions.
Rewording Caution paragraph at line 413
Going back to the ``Caution`` alternative.
feature #3525 Update file_uploads.rst (juanmf)

This PR was submitted for the 2.4 branch but it was merged into the 2.3 branch instead (closes #3525).

Discussion
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Update file_uploads.rst

Code examples do not apply to Doctrine EventSubscribers scenario, on preUpdate.
Cheers.

Commits
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075612a Going back to the ``Caution`` alternative.
2e21a0b Rewording Caution paragraph at line 413
3b0c75d Update file_uploads.rst
25539c5 Update file_uploads.rst
made some small addition about our BC promise and semantic versioning
feature #3644 made some small addition about our BC promise and semantic versioning (fabpot)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes #3644).

Discussion
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made some small addition about our BC promise and semantic versioning

| Q             | A
| ------------- | ---
| Doc fix?      | no
| New docs?     | no
| Applies to    | all
| Fixed tickets | n/a

Commits
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a300510 made some small addition about our BC promise and semantic versioning
Minor tweaks after merging #3644 by @stof and @xabbuh