First version of Ohara helper class

Signed-off-by: Suki <suki@missallsunday.com>
Make some changes for shorter, more readable methods

Signed-off-by: Suki <suki@missallsunday.com>
Signed-off-by: Suki <suki@missallsunday.com>
protected static $className = __CLASS__;

Signed-off-by: Suki <suki@missallsunday.com>