Support for PureScript 0.15.0

Merge pull request #4 from i-am-the-slime/dependabot/npm_and_yarn/ajv…

…-6.12.6

Bump ajv from 6.12.0 to 6.12.6

Support for Purescript v0.14.0

v0.2.0

Remove spec addition as it is now in the package set