Merge pull request #47 from leedm777/parse-failures

Display an error when an API fails to parse.

src/main/scala/com/wordnik/swagger/codegen/util/ApiExtractor.scala

@@ -47,7 +47,11 @@ object ApiExtractor extends RemoteUrl {
               println("WARNING!  Unable to read API " + basePath + api.path)
               None
             }
-            case _ : Throwable=> None
+            case e: Throwable => {
+              println("WARNING!  Unable to read API " + basePath + api.path)
+              e.printStackTrace()
+              None
+            }
           }
         }).flatten.toList
   }