fixed bug on schema comparitor, prevent multiple rename candidates for the same original field
Update syntax on comparitor bug
Add compare change columns test for multiple new columns rename
Update comparitor test to use assertCount
Remove trailing whitespace
Added query micro-optimization
Re-add the incorrectly removed line, remove whitespace
remove more whitespace
Update lib/Doctrine/DBAL/Types/BlobType.php

If allow_url_fopen isnt enabled, fopen will return false.
fix named_token

regex pattern does not support sql casting using :: operator for example select mydate::date from mytable;
add test for ticket gh-259

fix :: operator in sql parser
Added Symfony Console suggestion to composer.json
[DBAL-54] Cannot drop schema using IDENTITY strategy in PostgreSQL

DBAL-54 was fixed in commit 3d55dc8eec235c09d64b061456295a1951299496 by
changing SQL queries order. However it was later reintroduced.

This patch uses a different, more future-proof way, approach by using
DROP SEQUENCE ... CASCADE syntax, and thus does not depend on queries order.
[DBAL-492] Fix bug in foreign key comparision when inside a subschema.
[DBAL-445] Add support for key-value based $types maps in
    Connection#insert(),  Connection#update() and Connection#delete(). Closes GH-271
Merge pull request #262 from BenMorel/composer

Add Symfony Console dependency to composer.json
Merge pull request #259 from 25th-floor/fix_sqlparser

fix named_token
Merge pull request #289 from PowerKiKi/DBAL-54-bis

[DBAL-54] [DBAL-420] Cannot drop schema using IDENTITY strategy in PostgreSQL
Fix OFFSET without LIMIT cause MySQL syntax error.
Merge branch 'DBAL-431'