Merge pull request #8 from springcomp/fix/scalar

Fixed emitting unwanted leading space when printing JSON scalar values

Merge pull request #6 from nwidger/issue-5-encoder-does-not-print-new…

…lines

Print terminating newline even if compact is true

Add go.mod and go.sum files

Add Go module support to github.com/nwidger/jsoncolor by adding go.mod
and go.sum files.

Encoder.Encode must terminate encoded value with a newline

Add drop-in replacement for encoding/json's Encoder type

This package can now be used as a drop-in replacement for
encoding/json's Encoder type.

Check if json.Encoder has SetEscapeHTML

Define interface setEscapeHTMLer and use it to check if json.Encoder
has a SetEscapeHTML method before trying to call it.

Fixes #2