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
Allow passing empty arrays as parameters
Refactor SQL Server keyword dictionaries and MsSQL leftovers
Readd MsSQLKeywords class for BC
Extend ReservedWordsCommand to respect new SQL Server keyword dictionaries
Revert changing default SQL Server platform in driver
Added support for table options and partition options in mysql.
Update lib/Doctrine/DBAL/Platforms/MySqlPlatform.php
Started refactoring Schema and SchemaDiff Visitors.
Remove unfinished DbDeployExporter.
Change Oracle sequence generation to match what is being created by ORM and other platforms in the form of $table_$column_SQL instead of $table_SEQ
Add tests for autoincrement SQL in oracle which uses the column name in the sequence name.
[DBAL-457] Allow to change PostgreSQL platform behvaior with regard to booleans.
Force uppercase the column name and work a better test for column and table names.
add column collation support for SQL Server
fix SchemaManagerFunctionalTestCase composite foreign keys test
fix platform column declaration SQL
Correcting code example