Document: delete the doc for a number of cache provider methods that don't exist
[Docs] Fix field name in inversedby parameter
Fixed typos in Doctrine Mapping Types section.
Merge pull request #628 from franmomu/patch-2

[Docs] Fix field name in inversedby parameter
Merge pull request #629 from dustinmoorman/typo-fixes-in-basic-mapping-rst

Fixed typos in Doctrine Mapping Types section.
Adding failing test for DDC-2359

Doctrine\ORM\Mapping\ClassMetadataFactory#wakeupReflection is called twice
Fix for DDC-2359
Release 2.4.0-BETA1
Bump dev version to 2.4.0
Merge pull request #630 from Ocramius/hotfix/DDC-2359

Hotfix for DDC-2359
Merge pull request #627 from chuanma/master

update document on Doctrine cache provider