sass syntax fixes
fix git access
added serve-static 1.6.4 dep
Add Gemfile
app.sass -> app.scss
added lodash
Merge branch 'master' of github.com:BrandyMint/kiosk-operator-static
Скрипты install и validate_sass
fix sass
rename env.sass -> env.scss
utf-8 as default sass encoding
refactor OperatorCategories to use jquery-ui.sortable for d&d

[#80029328]
Merge pull request #17 from burmisov/feature/categories-use-jqui

refactor OperatorCategories to use jquery-ui.sortable for d&d