v2.3.1

Changes:

• Update dependencies.

v2.3.0

Changes:

• Standardize aggregates over invalid data. (vega/vega#1404)
• Update Extent to return [undefined, undefined] for empty data. (vega/vega#1401)
• Support aggregate summing strings as numbers.

v2.2.0

Changes:

• Add load transform.
• Update sequence transform to accept as parameter.

v2.1.0

Changes:

• Add expression transform for internal dataflow use.

v2.0.1

Changes:

• Update tests and dependencies.

v2.0.0

Changes:

• Update dependencies, use vega-dataflow 4.0.0.

v1.3.1

Changes:

• Fix transform definitions. (Resolves #6)

v1.3.0

Changes:

• Add Pivot transform.

v1.2.0

Changes:

• Add Flatten transform. (vega/vega#1155)
• Fix number coercion in Extent transform. (vega/vega#1154)
• Simplify implementation of Fold transform.

v1.1.3

Changes:

• Update internal transform metadata.
• Fix pulse fork handling to suppress unnecessary source propagation.