v2.1.7

• fix(pug): crossplatform use path.sep instead of / - thanks @vasilevich
• update: @coreui/coreui to 2.0.21
  • feat(sidebar): mobile clickout behaviour
  • fix(layout): sidebar on mobile issue #23
  • fix: sidebar, sidebar-minimizer rtl ie issues, tweaks
  • refactor(sidebar.js): ps minor cleanup
• update: flag-icon-css to 3.2.1
• update: autoprefixer to 9.3.1
• update: js-beautify to 1.8.8
• update: postcss-cli to 6.0.1
• update: stylelint-scss to 3.3.2