Correct the license.

LICENSE

@@ -0,0 +1,13 @@
+Copyright 2013 Square Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

package.json

@@ -14,7 +14,7 @@
     "validation"
   ],
   "author": "Square, Inc.",
-  "license": "BSD",
+  "license": "Apache 2.0",
   "devDependencies": {
     "grunt": "~0.4.1",
     "string": "~1.4.0",