remove deprecated constraints calls (Min, Max, MaxLength, MinLength)
[FrameworkBundle] Allowed "0" as a checkbox value in the php template.
bug #9711 [FrameworkBundle] Allowed "0" as a checkbox value in php templates (jakzal)

This PR was merged into the 2.3 branch.

Discussion
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[FrameworkBundle] Allowed "0" as a checkbox value in php templates

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #8251
| License       | MIT
| Doc PR        |

Commits
-------

955e8cf [FrameworkBundle] Allowed "0" as a checkbox value in the php template.
Reset the box model to content-box in the web debug toolbar

This makes the styles compatible with CSS frameworks changing the box
model to box-sizing using a universal selector (Bootstrap 3 for instance).
bug #9716 Reset the box model to content-box in the web debug toolbar (stof)

This PR was merged into the 2.3 branch.

Discussion
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Reset the box model to content-box in the web debug toolbar

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

This makes the styles compatible with CSS frameworks changing the box model to box-sizing using a universal selector (Bootstrap 3 for instance).

Commits
-------

ae95a71 Reset the box model to content-box in the web debug toolbar
[validator] throw an exception if isn't an instance of ConstraintValidatorInterface.
bug #9718 [validator] throw an exception if isn't an instance of ConstraintValidatorInterface. (aitboudad)

This PR was squashed before being merged into the 2.3 branch (closes #9718).

Discussion
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[validator] throw an exception if isn't an instance of ConstraintValidatorInterface.

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #9264
| License       | MIT

Commits
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fc232a5 [validator] throw an exception if isn't an instance of ConstraintValidatorInterface.
[Validator]Fixed getting wrong msg when value is an object in UnexpectedTypeException
Fixed typo
minor #9733 Fixed typo (eduardoconceicao)

This PR was merged into the 2.3 branch.

Discussion
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Fixed typo

Commits
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113831e Fixed typo
allow TraceableEventDispatcher to reuse event instance in nested events
fixed CS
Add missing lithuanian validator translations
minor #9749 [Validator] Add missing lithuanian validator translations (asarturas)

This PR was submitted for the 2.3-dev branch but it was merged into the 2.3 branch instead (closes #9749).

Discussion
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[Validator] Add missing lithuanian validator translations

| Q             | A
| ------------- | ---
| Fixed tickets |
| License       | MIT

Commits
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bebb55c Add missing lithuanian validator translations
bug #9750 allow TraceableEventDispatcher to reuse event instance in nested events (evillemez)

This PR was merged into the 2.3 branch.

Discussion
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allow TraceableEventDispatcher to reuse event instance in nested events

| Q                       | A
| -------------            | ---
| Bug fix?             | yes
| New feature?      | no
| BC breaks?        | no
| Deprecations?    | no
| Tests pass?       | yes
| Fixed tickets      | #9710, #9727
| License              | MIT

Commits
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454ce16 allow TraceableEventDispatcher to reuse event instance in nested events
bug #9722 [Validator]Fixed getting wrong msg when value is an object in Exception (aitboudad)

This PR was merged into the 2.3 branch.

Discussion
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[Validator]Fixed getting wrong msg when value is an object in Exception

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

Commits
-------

cdb5ae0 [Validator]Fixed getting wrong msg when value is an object in UnexpectedTypeException
renamed validators.ua.xlf to validators.uk.xlf

ISO 639-1 code for Ukrainian is "uk"
bug #9674 [2.2][Form] rename validators.ua.xlf to validators.uk.xlf (craue)

This PR was submitted for the 2.2 branch but it was merged into the 2.3 branch instead (closes #9674).

Discussion
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[2.2][Form] rename validators.ua.xlf to validators.uk.xlf

| Q             | A
| ------------- | ---
| Fixed tickets | --
| License       | MIT

The ISO 639-1 code for Ukrainian is "uk".

Shall I open separate PRs for newer branches as well, or can this be merged into them?

Commits
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fe6995d renamed validators.ua.xlf to validators.uk.xlf
Fix mistype which slipped through initial proof reading.
Remove usage of deprecated _scheme in Routing Component

Instead correctly use the array of schemes from the Route.
Also adjusted the dumpers to dump the correct data.

I extended the tests to not only test the deprecated behavior, but also
the new schemes-requirement.