Add polymer 1.0 to npm_modules

polymer_1.0.4/bower_components/prism/plugins/highlight-keywords/prism-highlight-keywords.js

+(function(){
+
+if (!self.Prism) {
+        return;
+}
+
+Prism.hooks.add('wrap', function(env) {
+        if (env.type !== "keyword") {
+                return;
+        }
+        env.classes.push('keyword-' + env.content);
+});
+
+})();