threw out slate, mustache and zepto. replaced with minified.js

src/styles/vendor/bourbon/settings/_prefixer.scss

@@ -0,0 +1,9 @@
+@charset "UTF-8";
+
+/// Global variables to enable or disable vendor prefixes
+
+$prefix-for-webkit:    true !default;
+$prefix-for-mozilla:   true !default;
+$prefix-for-microsoft: true !default;
+$prefix-for-opera:     true !default;
+$prefix-for-spec:      true !default;