1.2

• #27:
  Remove lookupTable1D event, superseeded by materialLUT
• #23:
  Move high-level classes for ClipPlanes and Histogram from Livre
• #20:
  Colormap/materialLUT event specifications

1.1

• #16:
  Added lexis/render/Viewport
• #13:
  Added lexis/render/Stream for Deflect stream parameters
• #9:
  Histogram event can have arbitrary number of bins.
  The data limits are given for the binned region
• #7:
  Added lexis/render/ClipPlanes

1.0

• #5:
  Added lexis/render/Histogram
• Initial version, moved ZeroBufData, ZeroBufRender and ZeroEQHBP