Added vulcanize under third_party/npm_modules

node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/js-yaml/lib/js-yaml/common.js

Index: node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/js-yaml/lib/js-yaml/common.js
diff --git a/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/js-yaml/lib/js-yaml/common.js b/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/js-yaml/lib/js-yaml/common.js
new file mode 100644
index 0000000000000000000000000000000000000000..d60b7492450dff69b95700e25beedd545170936c
--- /dev/null
+++ b/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/js-yaml/lib/js-yaml/common.js
@@ -0,0 +1,56 @@
+'use strict';
+
+
+function isNothing(subject) {
+  return (undefined === subject) || (null === subject);
+}
+
+
+function isObject(subject) {
+  return ('object' === typeof subject) && (null !== subject);
+}
+
+
+function toArray(sequence) {
+  if (Array.isArray(sequence)) {
+    return sequence;
+  } else if (isNothing(sequence)) {
+    return [];
+  } else {
+    return [ sequence ];
+  }
+}
+
+
+function extend(target, source) {
+  var index, length, key, sourceKeys;
+
+  if (source) {
+    sourceKeys = Object.keys(source);
+
+    for (index = 0, length = sourceKeys.length; index < length; index += 1) {
+      key = sourceKeys[index];
+      target[key] = source[key];
+    }
+  }
+
+  return target;
+}
+
+
+function repeat(string, count) {
+  var result = '', cycle;
+
+  for (cycle = 0; cycle < count; cycle += 1) {
+    result += string;
+  }
+
+  return result;
+}
+
+
+module.exports.isNothing  = isNothing;
+module.exports.isObject   = isObject;
+module.exports.toArray    = toArray;
+module.exports.repeat     = repeat;
+module.exports.extend     = extend;