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
refined the translation of the word "should"
added docs/guide-ja/README.md
Merge branch 'master' into ja-2014-10-15
Merge pull request #5558 from softark/ja-2014-10-15

[ci skip] Added docs/guide-ja/README.md
Update OAuth1.php
Merge pull request #5559 from iyedb/patch-1

little typo
Started shared hosting guide
Small fix [skip ci]
added endpoint [skip ci]
Merge pull request #5561 from pana1990/patch-1

Small fix [skip ci]
Merge branch 'mongodb-debug-short' of github.com:klimov-paul/yii2 into klimov-paul-mongodb-debug-short
Merge branch 'klimov-paul-mongodb-debug-short'
Adjusted changelog
Fixed schema cache test