[VarDumper] Sfdump JS ns and VarCloner replacing Ext+PhpCloner
[Framework+SecurityBundle] remove recently introduced *.class parameters
minor #12150 [Framework+SecurityBundle] remove recently introduced *.class parameters (nicolas-grekas)

This PR was merged into the 2.6-dev branch.

Discussion
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[Framework+SecurityBundle] remove recently introduced *.class parameters

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

This is just a cleanup that removes `*.class` parameters introduced in the master branch (and not in the 2.5 one).
#12145 also removes the remaining params for the Debug/TwigBundle

Commits
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56ae544 [Framework+SecurityBundle] remove recently introduced *.class parameters
[HttpFoundation] Fix PdoSessionHandler to work properly with streams
minor #12146 [HttpFoundation] Fix PdoSessionHandler to work properly with streams (rybakit)

This PR was squashed before being merged into the 2.6-dev branch (closes #12146).

Discussion
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[HttpFoundation] Fix PdoSessionHandler to work properly with streams

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| License       | MIT

Ref: https://github.com/symfony/symfony/pull/10931#discussion_r18387931

Commits
-------

9531a2b [HttpFoundation] Fix PdoSessionHandler to work properly with streams
minor #12145 [VarDumper] Sfdump JS ns and VarCloner replacing Ext+PhpCloner (nicolas-grekas)

This PR was merged into the 2.6-dev branch.

Discussion
----------

[VarDumper] Sfdump JS ns and VarCloner replacing Ext+PhpCloner

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #12140
| License       | MIT
| Doc PR        | -

As VarDumper is independant of the WDT, this patch creates a new JavaScript namespace used for HTML dumps.

Commits
-------

da96ad8 [VarDumper] Sfdump JS ns and VarCloner replacing Ext+PhpCloner
[Routing] Moving include instruction to separate method
minor #12108 [Routing] Moving include instruction to separate method (Strate)

This PR was submitted for the 2.5 branch but it was merged into the 2.6-dev branch instead (closes #12108).

Discussion
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[Routing] Moving include instruction to separate method

| Q             | A
| ------------- | ---
| Bug fix?      | [yes]
| New feature?  | [no]
| BC breaks?    | [no]
| Deprecations? | [no]
| Tests pass?   | [yes]
| Fixed tickets | #12106
| License       | MIT

Commits
-------

60ce31d [Routing] Moving include instruction to separate method
Prevent an empty choice list being passed

This currently causes a max() warning in QuestionHelper::doAsk()