Fixed middle mouse reset on DNumSlider not working
PR: Make playermodel editor sliders work consistently with other sliders
* Specifically, the value of the slider actually matches the visual preview
Fixed player breathing animation at high curtime being choppy
Fixed infinite recursion with ragdoll teleportation
Fixed a number of crashes with npc_hunter if its physics obj is delete
Double curtime related fixes
* Fixed weapon bob being choppy at high curtime
* Fixed strider gunfire at high curtime
* Fixed func_tank firing at high curtime
* Fixed sprite animations at high curtime
* Fixed gunship firing at high curtime
* Fixed flying/falling NPCs being choppy mid air