- update: Bootstrap version to v4.0.0-beta.2

- update: vue-chartjs version to 3.0.0
- refactor: Remove old SCSS variables
- refactor: Breadcrumb Menu styles
- fix: External links issue
- fix: Mobile sidebar-nav height issue

Vue_Starter/scss/bootstrap/utilities/_position.scss

@@ -1,4 +1,15 @@
-// Positioning
+// stylelint-disable declaration-no-important
+
+// Common values
+
+// Sass list not in variables since it's not intended for customization.
+$positions: static, relative, absolute, fixed, sticky;
+
+@each $position in $positions {
+  .position-#{$position} { position: $position !important; }
+}
+
+// Shorthand
 
 .fixed-top {
   position: fixed;