Escape some korean utf-8 that was used in a tag

It produced a UnicodeDecodeError in the tests on my machine.
Remove "https://raw.github.com/fabric-engine/Sublime-KL/master/packages.json", it 404s
tests: indent line number output +1 and PEP8
Improve tests for releases

Adds more checks to when certain keys are needed and when they are
redundant.
Add tests for includes in external repositories