USF4Remix RC3

Some infinites fixed. Thanks to Error1, DEClimax, and Hyperhal for bringing them to our attention.

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Changelog:
————-
dan
– fixed a fireball dash infinite
– did some stuff to qcb+p, ex qcb+k and ex fb

(thanks error1 for the next infs)
fuerte
– fixed walkjab infinite caused by a gross oversight

gouken
– fixed dash cl.mp infinite

vega
– removed repeatable air normals from heavies only to prevent an inf~ (thanks error1)

gen
-spaced out repeatable air normals

viper
– gave hammer and thunder knuckle cancels more recovery after HP thunderknuckle only

elena
– did some stuff, qcb+hk now forces crouching on hit, does not let you cancel back into qcb+lk

sagat
– stand fireball recovers a few frames slower
– light fireballs move faster
– fireball pushback fiddling
– standing fireball hitbox fiddling
– bugfixes

chun li
– headstomp forces crouch on standing hit to prevent infinite on standing hugo