Setup CI tests (#100)

* use @xarc/xrun to streamline tasks in an imperative manner

* add lint-staged/husky for git hook tasks

* run prettier across all files

* fixing tests

* add ci test workflow

* add a ci workflow

* remove precommit in favor of husky

* add .prettierrc.js

* reformat with prettier

assets/less/bootstrap/responsive-utilities.less

@@ -2,7 +2,6 @@
 // Responsive: Utility classes
 // --------------------------------------------------
 
-
 // IE10 in Windows (Phone) 8
 //
 // Support for responsive views via media queries is kind of borked in IE10, for
@@ -22,7 +21,6 @@
   width: device-width;
 }
 
-
 // Visibility utilities
 // Note: Deprecated .visible-xs, .visible-sm, .visible-md, and .visible-lg as of v3.2.0
 .visible-xs,
@@ -152,7 +150,6 @@
   }
 }
 
-
 // Print utilities
 //
 // Media queries are placed on the inside to be mixin-friendly.