Merge branch 'reaver_tweaks' into 'master'

game/modules/tome/data/birth/classes/corrupted.lua

game/modules/tome/data/damage_types.lua

game/modules/tome/data/gfx/talents/infestation.png

game/modules/tome/data/gfx/talents/pestilent_blight.png

game/modules/tome/data/gfx/talents/worm_walk.png

game/modules/tome/data/talents/corruptions/blight.lua

game/modules/tome/data/talents/corruptions/corruptions.lua

game/modules/tome/data/talents/corruptions/rot.lua

game/modules/tome/data/talents/misc/horrors.lua

game/modules/tome/data/timed_effects/magical.lua