v0.19.0

Features

• Optimized quotes of attribute value in Jinja.
• Avoid multiline opening tag for single attribute.
• Always print end tag in single line.
• Added .j2 extension for Jinja.
• Allow "postcss" as style lang.

Fixes

• Fixed Jinja set assignment.
• Removed special case of <label> tag.
• Fixed Jinja interpolation in tag name.
• Fixed parsing Jinja comments in HTML tag.
• Fixed formatting expression with semicolon in Vue.