Add PandaBattalion's Potion Effect Colors

Plast Pack have red color for negative potions and green for positive potions. Panderp's pack has specific colors for each potion! 

His resoruce pack: https://oc.tc/forums/topics/52169a89af7fb0b138000323
Picture of the potion colors: http://i.imgur.com/qJqwQAq.png