Elm 0.19

[i2xzy]

https://github.com/elm/compiler/blob/master/upgrade-docs/0.19.md

Todo:

• Update README.md
• Refactor part 1 Elm 0.19 Upgrade part1/syntax-workshop #28
• Refactor part 2 Update README.md #29
• Refactor part 3 #30

elm-upgrade can automates some of the 0.18 to 0.19 changes.

Changes include:

• scripts e.g. elm-make -> elm make
• file names e.g. elm-package.json -> elm.json
• functions changed:
  • Basics.toString -> Debug.toString, String.fromInt, and String.fromFloat.
  • 451 % 10 -> modBy 10 451
  • Html.beginnerProgram becomes Browser.sandbox.
  • Html.program becomes Browser.element and Browser.document.
  • etc.
• functions removed
  • uncurry
  • curry
  • flip
• the compiler is significantly faster!
• stricter record update syntax
• removed user-defined operators