2.16.0

Features

• Add GLSL language support #490 (#824) @sangsatori

Bug fixes

• Fix Markdown / Jupyter markup not getting counted (#937) @spenserblack
• upgrade gix to 0.36.1 to avoid breakage. (#965) @Byron

Chore

• Fix path to language template (#939) @spenserblack
• Create the Arabic README file (Arabic translation) (#950) @anas-elgarhy
• Refactoring of info/langs/mod.rs (#948) @o2sh
• Remove country flags #928 @o2sh
• Upgrade git-repository 0.30 to gix 0.36 (#963) @Byron