Added support for namespaces(schemas) in PostgreSql platform for Views
Changed tabs into spaces.
splitted the name viewname in getListViewsSQL into schemaname and viewname
HHVM compatibility: implement declared interfaces

HHVM does not allow declaration of interface implementation without
real implementation of methods which parameters differs from parent
class.
Fixed compatibility with PHP PDO
Fixed equal sign
Update PostgreSqlPlatform.php

Decimal column Update if precision or scale was changed
Update TestInit.php for new autoloading stuff

This patch took inspiration from and has similarities to: https://github.com/doctrine/doctrine2/blob/master/tests/Doctrine/Tests/TestInit.php
Besides the table name, the column name has to be quoted in column comments.

This prevents ORA-00904: "HERE_BE_COLUMN_NAME": invalid identifier.
fix insert with empty data given
Implement ExceptionConverterDriver for drizzle_pdo_mysql
Updated to use switch case.
Addd missing break
added test to change decimal precision in pgsql
fixed missing uses
add insert query
update code examples
update code examples
fixed test changedproperties
fixed channdged properties