cherry-picked bce5d995d6aa37dd1bfaab5cd33690957ecf7413 :
+ Adding Character::GetSkillLevel method.
Fill in the skill enum, see MYSQL query on comment
(Cherry-picked a90b94d0d2a0c6f6c56cdebd83d7a305082e52e4 from manufacturing)
Merge branch 'master' into refining