hiemal shield regens, and stuff

game/modules/tome/data/gfx/particles/rime_wraith_move.lua

game/modules/tome/data/gfx/particles_images/rime_wraith.png

...fx/particles_images/rime_wraith_tentacle_shader_wings.png

game/modules/tome/data/talents/spells/eradication.lua

game/modules/tome/data/talents/spells/glacial-waste.lua

game/modules/tome/data/talents/spells/grave.lua

game/modules/tome/data/talents/spells/necrosis.lua

game/modules/tome/data/talents/spells/nightfall.lua

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

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