v7.9.0

• Add d3.schemeObservable10. d3/d3-scale-chromatic#51
• Change d3.geoCircle precision to 2 degrees. d3/d3-geo#281
• Set projection.clipAngle precision to 2 degrees. d3/d3-geo#282

v7.8.5

• Fix the return value of d3.medianIndex and d3.quantileIndex when the data contains missing values. #275

v7.8.4

• Fix circumcenters when the hull is collinear. d3/d3-delaunay#142

v7.8.3

• Fix precision error calculating voronoi.neighbors. d3/d3-delaunay#138 d3/d3-delaunay#139
• Fix broken polygon. d3/d3-delaunay#140
• Fix threshold generation when input is empty or has no deviation. d3/d3-array#271

v7.8.2

• d3.ticks now tries harder to generate at least one tick. d3/d3-array#264

v7.8.1

• Tolerate invalid input values when generating contours. #61
• Tolerate invalid input weights when generating density contours. #65
• Fix missing contours at extrema when using default thresholds. #68

v7.8.0

• Add d3.pathRound.
• Add configurable precision when generating path data via path.digits.
• Add likewise shape.digits method to d3.arc, d3.area, d3.line, d3.link, and d3.symbol.
• Improve the performance of d3.geoPath’s string concatenation.
• Fix arc rendering for small arcs with rounded corners.
• Fix BumpRadial implementation to support multiple points.
• Fix projection when lambda is outside the range ±3π.
• Rename d3.symbolX to d3.symbolTimes; d3.symbolX is now deprecated.

v7.7.0

• Add d3.unixDay and d3.unixDays. d3/d3-time#58
• Adopt d3.unixDay in place of d3.utcDay for d3.utcTicks to ensure uniform tick spacing.
• Fix mutation of user-owned thresholds in d3.bin. d3/d3-array#263
• Fix infinite loop when d3.quantile or d3.quickselect is called with invalid arguments. d3/d3-array#262

v7.6.1

• density.bandwidth now supports fractional (non-integer) values.

v7.6.0

• Add d3.blur.
• Add d3.blur2.
• Add d3.blurImage.
• Add d3.medianIndex.
• Add d3.quantileIndex.