Add This field is missing RU translation

<source>This field is missing.</source>
Have no translation. Not exists in EN version too. Just forgotten? 
Symfony\Component\Validator\Constraints\Collection()
public $missingFieldsMessage = 'This field is missing.';
merged branch fabpot/moved_validator_4 (PR #7784)

This PR was merged into the 2.1 branch.

Discussion
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Add This field is missing RU translation

This PR was submitted on the symfony/Validator read-only repository and moved automatically to the main Symfony repository (closes symfony/Validator#4).

<source>This field is missing.</source>
Have no translation. Not exists in EN version too. Just forgot? 
Symfony\Component\Validator\Constraints\Collection()
public $missingFieldsMessage = 'This field is missing.';

Commits
-------

97c4291 Add This field is missing RU translation
Re-added context information to log list

Fixes #7679
merged branch mweimerskirch/patch-16 (PR #7806)

This PR was submitted for the master branch but it was merged into the 2.2 branch instead (closes #7806).

Discussion
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[Profiler] Re-added context information to log list

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7679
| License       | MIT

Commits
-------

55c2044 [Profiler] Re-added context information to log list
Added reloading of fallback catalogues when calling addResource() (#7715)

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7715
| License       | MIT
| Doc PR        |
Reset all catalogues when adding resource to fallback locale (#7715, #7819)

Slightly refactored testAddResourceAfterTrans()
and replaced costly part with reset all catalogues

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7715, #7819
| License       | MIT
| Doc PR        |
merged branch hilobok/ticket_7715 (PR #7819)

This PR was submitted for the master branch but it was merged into the 2.2 branch instead (closes #7819).

Discussion
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[Translator] Added reloading of fallback catalogues when calling addResource() (#7715)

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7715
| License       | MIT
| Doc PR        |

Commits
-------

4f0b063 [Translator] Reset all catalogues when adding resource to fallback locale (#7715, #7819)
5544f36 [Translator] Added reloading of fallback catalogues when calling addResource() (#7715)
Rename misprint property (from warmer to finder)
merged branch alexpods/patch-1 (PR #7837)

This PR was submitted for the master branch but it was merged into the 2.1 branch instead (closes #7837).

Discussion
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Rename misprint property (from warmer to finder)

Commits
-------

a1f5bd5 Rename misprint property (from warmer to finder)
Added more verbosity levels
Fix handling of --verbose=... and BC break
Fixed tests
Removed unused options
Revert invalid changes
[Console] Handle new verbosity levels
[Console] Add tests and support for more types of inputs
Add notes in UPGRADE and CHANGELOG
new method to create shorthand name from full Controller name
Fix tests
[FrameworkBundle] fixed implementation of previous merge (refs #5865)