20180413

• Updated libAlembic 1.7.5 -> 1.7.7
• Optimization: AVX-512 support (tangents generation etc.)
• Linux: Updated toolchain and libraries based on VFX Reference Platform (CY2018)
• Bug fixes
  • Alembic playback sometimes delayed by one frame from Timeline (#84)
    • Enbugged at Release 20180205
  • Camera oblique angle was not correct (#85)
  • Avoid crash when .abc has invalid attributes (#88)
  • Fixed compile error on .NET 4.6 Equivalent (#89)
  • Fixed potential memory corruption when FaceSets are present (#93)
    • Enbugged at Release 20180205