v1.1.0 - More cleanups and performance improvements

A small release with some cleanups, performance improvements and a small crash fix.

Changelog

• Fixed potential crash in WriteColorFile if there is an error.
• Replaced bytes.Buffer with strings.Builder for slightly faster string concatenation.
• Use string instead of []byte for encoding internally. Avoids allocating copies.
• More minor code cleanups

v1.0.0 - Cleanups and modernizations

This cleans up and modernizes the forked codebase. The plan is to keep maintaining this going forward.