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
add connection auto-commit configuration documentation
Enhancement: expose ping() on pingable-connections.

This PR introduces a new PingableConnection interface and exposes
a ping method on \Doctrine\DBAL\Connection. For drivers where no
ping is supported, a \Doctrine\DBAL\ConnectionException is thrown.
Small cleanups, simplification and removed no longer needed cast
Bugfix: coding standard & missing assertion
Enhancement: implement ping() for all drivers

 * h/t @stof and @deeky666
 * add two test cases for the general connection test
 * remove the ConnectionException method I added originally
Enhancement: CS fixes

 * license
 * author tags
 * doc blocks
 * new lines
Enhancement: use connect() to simplify the test
Merge pull request #414 from easybiblabs/topics/DBAL-275

Enhancement: expose ping() on pingable-connections.
Merge pull request #416 from kimhemsoe/mysqli_cleanups

Small cleanups, simplification and removed no longer needed cast
Fix Connection#ping() to have clear behavior, refs GH-414