Temporarily remove Hugo Pipes Sass conversion (#10373)

* Add new Sass generation system

* Remove resources folder

* Add develop Sass command and sourcemaps

* Add Hugo version shortcode for use in docs

* Add OWNERS file to ./sass folder

scripts/sass.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+if [[ $# -eq 0 ]] ; then
+    echo "You must specify a command from the following: build, develop"
+    exit 0
+fi
+
+__build() {
+    echo "Building Kubernetes website CSS from Sass sources..."
+
+    for filename in case-study-styles styles; do
+        echo $filename
+        sass \
+            --style=compressed \
+            sass/$filename.sass static/css/$filename.css
+    done
+
+    echo "Done building CSS!"
+}
+
+__develop() {
+    echo "Watching Sass sources for changes..."
+
+    sass \
+        --watch \
+        sass/styles.sass:static/css/styles.css \
+        sass/case-study-styles.sass:static/css/case-study-styles.css
+}
+
+case $1 in
+    build)
+        __build
+    ;;
+
+    develop)
+        __develop
+    ;;
+esac