New texture for Serpent Staff.

I needed to commit this to pull. Anyway, big thanks to TechMac for the
texture!
Merge branch 'master' of github.com:TrainerGuy22/Reliquary
Merge branch 'master' of github.com:TrainerGuy22/Reliquary
Merge branch 'master' of github.com:TrainerGuy22/Reliquary
Everything starts with it's essence.

- Worked on the PotionEssence. While our new potion system is way off,
this is a start.
- Sorry about all the merge branch commits!