2.2.0

• Added flags for setting simple highlights on the fly, for example: (tspin --words-red popcorn,movie)
• Properly flatten and merge keywords to improve regex performance
• Binaries are now added to the GitHub Release (Thanks @ecarrara and @supleed2)
• Added HEAD HTTP method to the REST keywords (Thanks @mkogan1)
• Fixed a bug where the message Failed to open file with less: Exit code 0 would show after exiting less