Add option to enable syntax highlighting
Add option to enable syntax highlighting

highlight.js version for this commit: v9.1.0

xusiwei/blackburn,yoshiharuyamashita/blackburn,lzkill/blackburn,yoshiharuyamashita/blackburn,cathalgarvey/blackburn-mod,cathalgarvey/blackburn-mod,sunprinceS/blackburn,sunprinceS/blackburn,xusiwei/blackburn,lzkill/blackburn