update deps (#14)

Add json stream helper (#12)

updates (#11)

- Updated to latest github.com/go-playground/pkg/v5
- Added EncodeToURLValues helper
- Updated to use GitHub Actions for CI

fix example dep import (#10)

fix go modules + imports (#9)

Updated to latest pkg dep

This fixes an issue with returning an errors from the JSON helper
functions.

update to latest go-playground/pkg

Update README.md

Updated (#8)

- Updated to use Go Modules
- Updated to use github.com/go-playground/pkg for HTTP abstractions.
pure now also relies on the
github.com/go-playground/pkg/net/http.DefaultFormDecoder; it is
configurable.

DecodeJSON encoing aware

Added encoding awareness to the DecodeJSON helper function.