Adds license.

Author: AMJones

scss/_buttons-variables.scss

@@ -2,6 +2,8 @@
 @import "strapless/base/scss/base";
 @import "bs4-shim";
 
+$enable-framework:      false !default;
+
 $btn-padding-x:         (space-x(md) * 1rem)  !default;
 $btn-padding-y:         (space-y(md) * 1rem)  !default;
 $btn-line-height:       $line-height-base !default;

scss/_buttons.scss

@@ -1,6 +1,10 @@
 @import "buttons-variables";
 @import "buttons-mixins";
 
+@if not($enable-framework) {
+  @import "license";
+}
+
 .btn {
   position: relative;
   display: inline-flex;

scss/_license.scss

@@ -0,0 +1,5 @@
+/*!
+ * StrapLess Buttons v1.0 (http://github.com/strapless/buttons)
+ * Inspiration from (https://getbootstrap.com) and (https://material.io/components/web/catalog/buttons)
+ * Licensed under MIT (https://github.com/strapless/buttons/blob/master/LICENSE)
+ */