Merge pull request #60 from Minstel/Save_only_public_properties_in_php7

Save only public properties in php 7

Merge pull request #59 from sven4ask/fix/db-options

Fix db options

Added implements Jasny\DB\Connection to DB

Fixed problem with stdClass in toMongoType

Merge pull request #23 from jasny/insert-new

Insert rather than save new entities

Fixup

Require at lead jasny/db v2.4.5

Fixed issue with using a cursor without casting to an entity

Don't explicitly require jasny\meta in composer

Merge pull request #19 from jasny/todata-fix

Fixed Document::toData()