Fix amazon s3 container handling

See https://github.com/strongloop/loopback-storage-service/issues/16

lib/factory.js

@@ -25,6 +25,11 @@ function patchBaseClass(cls) {
   proto._setProperties = function (details) {
     // Use an empty object to receive the calculated properties from details
     var receiver = {};
+    // Pass in some context as non-enumerable properties
+    Object.defineProperties(receiver, {
+      client: {value: this.client},
+      files: {value: this.files}
+    });
     m1.call(receiver, details);
     // Apply the calculated properties to this
     for (var p in receiver) {

lib/storage-service.js

@@ -64,6 +64,7 @@ StorageService.prototype.getContainers = function (cb) {
 StorageService.prototype.createContainer = function (options, cb) {
   options = options || {};
   if ('object' === typeof options && !(options instanceof storage.Container)) {
+    options.Name = options.name; // Amazon expects Name
     var Container = factory.getProvider(this.provider).storage.Container;
     options = new Container(this.client, options);
   }