Merge pull request #508 from sergeyklay/master

Fixes & updates & additions
Merge pull request #509 from sergeyklay/master

Small fixes
Merge pull request #510 from sergeyklay/master

Gleez Mango updates
Merge pull request #511 from sergeyklay/master

Gleez Cache_Mango v1.2.0
Updated feature: Gleez Mango v0.4.0

Refactoring: Renamed getDbName() to getName()
In accordance with a similar function in MongoDB

Cleanups: Fixed comments

Fixes: Fixed safeExecute throws
Merge pull request #512 from sergeyklay/master

Gleez Mango v0.4.0
Fixed issue: Fixed typo
Updated feature: Improved Mango::exists method
Updated feature: Mango Reader
Updated feature: Gleez Log_Mango v0.2.3

$message['time']) is no longer necessary
due to the fact that the _id field is instance of MongoId
and MongoId have getTimestamp method
Updated feature: Mango Reader