updated swagger-js version to address #377, #72

dist/lib/swagger.js

@@ -984,18 +984,18 @@
           return _results;
         }).call(this)).length > 0) {
           type = param.type || param.dataType;
-          if ((function() {
+          if (((function() {
             var _i, _len, _ref, _results;
             _ref = this.operation.parameters;
             _results = [];
             for (_i = 0, _len = _ref.length; _i < _len; _i++) {
               param = _ref[_i];
-              if ((typeof type !== 'undefined' && type.toLowerCase() === "file").length > 0) {
+              if (type.toLowerCase() === "file") {
                 _results.push(param);
               }
             }
             return _results;
-          }).call(this)) {
+          }).call(this)).length > 0) {
             requestContentType = "multipart/form-data";
           } else {
             requestContentType = "application/x-www-form-urlencoded";