Added tests for 41e830ca, thereby finding two issues with XML and YAML Driver handling of Sequence-Generator

[DDC-552] Fixing issue with getReflectionClass() not existing on ClassMetadataInfo when it is required by AnnotationDriver

DDC-545 - Add unittest for all drivers uniqueConstraint capabilities, fix bug in XML Driver that disallowed using them

Fixed svn dependency in build file and some weird issues where the oci8 driver loses spaces in the sql while transforming positional to named parameters.

DDC-536 - Make forwards compatible change in EntityRepository adding getters for the protected variables to allow a smooth change when they will be turned private in Beta2

Conflicts:
	lib/Doctrine/Common/Annotations/AnnotationReader.php
	lib/Doctrine/Common/Annotations/Parser.php

[DDC-497][DDC-500][DDC-342] Fixed. Persister polishing and refactoring. More to come for that, but after beta1.

[2.0] Coding Standards fixes, added missing docblocks, removed some dependencies from Common package (in Annotations component), etc.

[2.0][DDC-524] Fixed issue with UPDATE/DELETE statements generating wrong SQL when using Association Paths.

Fixed pecl/ibm_db2 Driver and Connection to run smoothly against the complete test-suite (depending on a c-patch to the extension though)