We need merl?

src/erlydtl.app.src

@@ -3,6 +3,6 @@
  [{description, "Django Template Language for Erlang"},
   {vsn, git},
   {modules, []},
-  {applications, [kernel, stdlib, compiler, syntax_tools]},
+  {applications, [kernel, stdlib, compiler, syntax_tools, merl]},
   {registered, []}
  ]}.