DK: Fixes Howling Blast

Fixes https://github.com/Adirelle/AdiButtonAuras/issues/78
Merge pull request #52 from arcadepro/dk

DK: Fixes Howling Blast
Mage: show Heating Up on Pyroblast.

Should fix https://github.com/Adirelle/AdiButtonAuras/issues/82.
Mage: fixed Alter Time.
Mage: tidied file (comments, whitespaces, order).
Mage: listed all polymorph variants.
Mage: revision bump.
Merge branch 'master' of https://github.com/Adirelle/LibPlayerSpells-1.0

Conflicts:
	data/Deathknight.lua