Avisynth+ r1858 MT with VDubFilter x64 fix

There is only one important fix: RGB resizers with src_left parameter

ChangeLog

r1858 MT-pfmod (20160531)

• fix: RGB resizers shift horizontally to the opposite direction
  when src_left param is used (reported by MysteryX)
• prevent fragmentation vfb buffer list for small sized vfbs
• fix: x64 compatible type in acmDriverEnum call in VD_Audio

r1849 MT-pfmod (20160422)

• Tweak internal FrameRegistry
• [VDubFilter.dll] Fix: VirtualDub filter x64 crash for string parameters
• [VDubFilter.dll] Add: VirtualDub filter parameter type double

r1847 MT-pfmod (20160418)

• fixed broken ffdshow integration (chainikdn)
• fixed theoretical and debug case cache corruption

r1841 MT-pfmod (20160408)

• TemporalSoften frame leak fix
• minor FrameRegistry2 tunings
• PR AviSynth#64 rgb24<->rgb32 ssse mod: AviSynth#64
• PR AviSynth#65 Fix audio cache AviSynth#65 (Chikuzen)
• Colorbars new parameter: boolean staticframes
  true (default): returns the precalculated static frame's pointer
  false: copies the precalculated frame into a new frame and returnes this new frame pointer

r1828 MT-pfmod (20160329)

• Resolving slowdown issue

Avisynth+ r1825 MT (base)