Reduced damage on Temporal Hounds a bit

Shantiz AoE no longer hits friendly targets

More fixes

fixed temporal bolt's initial hit reducing too many talent cooldowns
better handling for blended threads and temporal bolt (iterations aren't randomized edge)

can wait for 1.31 if needed

Fix spatial tether msgs

Fixes a bug in game:delayedLogDamage that incorrectly determines player visibility for certain messages.

Updated messages for Spatial Tether

Reduced a little the falt level increases on nighmare/insane/madness as they only make the first few levels way harder than the rest