Date/Patch of first occurence: [RotG]
Detailed Description: Is is possible to cast instant cast skills after the character is actually already dead. The skill will not have any effect then, but the cooltime is activate. It should either not be possible to cast the skill or at least not create any cooltime.
How to reproduce: While in the process of dying, click on an instant cast skill. Easily observable with intuition and spirit shield, the character dies even though the skill was activated.