Merge branch 'Artifact_Buffs' into 'master'

Misc Artifact Buffs

Buffed Pick of Dwarven Emperors to have lv 4 Auger. Nithan's Force loses Auger and arcane property, gains lv4 Bull Shot. Ureslak's Molted Scales gain +5% to all res caps and +100 life to reinforce its theme and usefulness.

See merge request !397