update httparty

Gemfile.lock

@@ -215,9 +215,9 @@ GEM
     hashie (1.2.0)
     hike (1.2.1)
     http_parser.rb (0.5.3)
-    httparty (0.9.0)
+    httparty (0.10.2)
       multi_json (~> 1.0)
-      multi_xml
+      multi_xml (>= 0.5.2)
     httpauth (0.2.0)
     i18n (0.6.4)
     journey (1.0.4)
@@ -251,7 +251,7 @@ GEM
     modernizr (2.6.2)
       sprockets (~> 2.0)
     multi_json (1.6.1)
-    multi_xml (0.5.1)
+    multi_xml (0.5.3)
     multipart-post (1.1.5)
     mysql2 (0.3.11)
     net-ldap (0.2.2)