Small tweak to Seismic Shockwaves

[Uun]

This request only concerns the PBAoE 5% chance of knockdown while Seismic Shockwaves are active. Request that the knockdown be suppressed if your stealth radius is greater than 36 feet. Just having Stealth active wouldn't be sufficient - it couldn't already be suppressed by combat, etc. There is already a similar suppression of PBAoE effects from blaster sustain powers (i.e., Mud Bath and Reaction Time) while stealthed. There is also already a suppression of the knockdown if the target is asleep. As it currently operates, you have to use Seismic Force to terminate the shockwaves or wait for them to expire if you want to be stealthy.