Merge pull request #34 from yudina-m/develop

issues#33 PDO::ATTR_EMULATE_PREPARES fixed
closed #33
catch exception while executing PDO query
Merge pull request #35 from Serjick/pdo

catch exception while executing PDO query
Fixes #32 make PDO hash formatter reusable
make PDO scalar formatter reusable
Merge pull request #36 from Serjick/pdo

PDO formatters reusability