• Update the ynames_lookup table with corrected WHO references
  • Repair typo in who reference name
  • Extends the lookup table with a new field refpkg that indicates the package where the reference with name refcode can be found
  • Adds getters for inverse transformations of x and y
  • Extends to ynames_lookup table with inverse transformation of x and y
  • Update to roxygen 7.3.2
  • Adds chartgrp values "gsed1" and "gsed1pt" to support GSED Phase 1 references for the D-score
  • Adds support for the centile::load_reference() function through the refcode field in ynames_lookup
  • Adds a function get_refcode() to find the refcode for a given chartcode and yname
  • Sets the default D-score references in all charts to the GSED Phase 1 references
  • Adds Phase 1 referencs to ynames_lookup table
  • Adds WHO chart code for preterm so as to prepare for WHO D-score charts
  • Adds four additional head circumference chart for Down syndrome
  • Correct reference specifications for hdc of nl2010 charts in ynames_lookup
  • Adds the Down Syndrome population to parse_chartcode()
  • Expands ynames_lookup table with Down Syndrome charts
  • Changes repo name to growthcharts in README and LICENCE
  • Reduced number of breakpoints for the terneuzen data
  • Added D-score to yname_lookup table
  • Added a NEWS.md file to track changes to the package.