Added a debug toolbar panel for MongoDB
merge with upstream
Dynamic naming added to `DbPanel`
`MongoDbPanel` addition mentioned at CHANGELOG.md and README.md
`DbPanel` summary view fixed
Use a slightly more recent version
for check
new translation
Merge pull request #28 from funson86/master

Translated structure-filters.md and structure-widgets.md. [skip ci]
Typo in the english version
Fixed typos [skip ci]
Merge pull request #5538 from nikbas/fix-properties-guide

[skip ci] Fixed typos in properties guide
Fix typos [skip ci]
Merge pull request #5541 from nikbas/fix-configurations-guide

Fix typos in configurations guide
Fixed typo
Merge pull request #5545 from antonanisimov/patch-1

[skip ci] Fixed typo
Proper error message when fixture controller is called without input

before: failed with undefined index PHP error
now: fail with proper error complaining about missing argument.
couple small corrections
Merge pull request #5552 from nsanden/patch-2

[skip ci] couple small corrections
Merge pull request #5531 from pythagor/patch-2

[skip ci] Typo in the english version