Move SCSS partials to /_sass/minimal-mistakes for easier CSS customization

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### Enhancements
 
+- Move SCSS partials to `/_sass/minimal-mistakes` for easier CSS customization. 
 - Replace `modified` with `last_modified_at` to leverage various Jekyll plugins that utilize this variable. [#930](https://github.com/mmistakes/minimal-mistakes/pull/930)
 - Add Lithuanian localized UI text. [#924](https://github.com/mmistakes/minimal-mistakes/pull/924)
 - Improve print stylesheet by increasing text contrast, removing elements that don't need to be printed, expanding URLs, and reducing amount of blank pages. [#909](https://github.com/mmistakes/minimal-mistakes/issues/909)

_sass/minimal-mistakes.scss

@@ -0,0 +1,40 @@
+/*!
+ * Minimal Mistakes Jekyll Theme 4.3.1 by Michael Rose
+ * Copyright 2017 Michael Rose - mademistakes.com | @mmistakes
+ * Licensed under MIT (https://github.com/mmistakes/minimal-mistakes/blob/master/LICENSE.txt)
+*/
+
+/* Variables */
+@import "minimal-mistakes/variables";
+
+/* Mixins and functions */
+@import "minimal-mistakes/vendor/breakpoint/breakpoint";
+@include breakpoint-set("to ems", true);
+@import "minimal-mistakes/vendor/font-awesome/font-awesome";
+@import "minimal-mistakes/vendor/magnific-popup/magnific-popup"; // Magnific Popup
+@import "minimal-mistakes/vendor/susy/susy";
+@import "minimal-mistakes/mixins";
+
+/* Core CSS */
+@import "minimal-mistakes/reset";
+@import "minimal-mistakes/base";
+@import "minimal-mistakes/forms";
+@import "minimal-mistakes/tables";
+@import "minimal-mistakes/animations";
+
+/* Components */
+@import "minimal-mistakes/buttons";
+@import "minimal-mistakes/notices";
+@import "minimal-mistakes/masthead";
+@import "minimal-mistakes/navigation";
+@import "minimal-mistakes/footer";
+@import "minimal-mistakes/syntax";
+
+/* Utility classes */
+@import "minimal-mistakes/utilities";
+
+/* Layout specific */
+@import "minimal-mistakes/page";
+@import "minimal-mistakes/archive";
+@import "minimal-mistakes/sidebar";
+@import "minimal-mistakes/print";