Bump version to 1.2.1
diff --git a/ebin/oauth.app b/ebin/oauth.app
index d379b8d..0928ee8 100644
--- a/ebin/oauth.app
+++ b/ebin/oauth.app
@@ -1,6 +1,6 @@
 {application, oauth, [
   {description, "An Erlang OAuth 1.0 implementation"},
-  {vsn, "1.2.0"},
+  {vsn, "1.2.1"},
   {modules, [oauth]},
   {registered, []},
   {applications, [kernel, stdlib, crypto, public_key, inets]}