Complete rewrite of readme for v2, change styles base folder name for elements

assets/styles/main.scss

@@ -26,11 +26,11 @@
 @import "generic/form";
 @import "generic/button";
 
-// Base
+// Elements
 // ==========================================================================
-@import "base/fonts";
-@import "base/page";
-@import "base/headings";
+@import "elements/fonts";
+@import "elements/page";
+@import "elements/headings";
 
 // Objects
 // ==========================================================================