Dbal 1.0.0-RC3

Changes against 1.0.0-RC2:

• !!! new: exceptions refactored to base project namespace (from Excetion subnamespace) - BC BREAK!!!
• !!! new: MySQL uses TRADITIONAL sql mode by default - BC BREAK!!!
• fix: Connection::ping() connects to database.
• fix: PgsqlDriver::getLastInsertedId() throws exception when sequence name is not provided.
• fix: Connection throws exception when driver is not defined.
• fix: PgsqlDriver supports %dt modifier for timestamp column.
• add: Connection::createQueryBuilder() method

Dbal 1.0.0-RC2

Changes against 1.0.0-RC1:

• added method Result::fetchAll()
• added method Result::fetchPairs()
• added support for escaping % sign for SqlProcessor (use doubled %)
• fixed Result::seek() fetching current row immediately