Move EchoLevel inner class to top level class

proposal/myrmidon/src/main/org/apache/tools/ant/taskdefs/EchoLevel.java

@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) The Apache Software Foundation. All rights reserved.
+ *
+ * This software is published under the terms of the Apache Software License
+ * version 1.1, a copy of which has been included  with this distribution in
+ * the LICENSE.txt file.
+ */
+package org.apache.tools.ant.taskdefs;
+
+import org.apache.tools.ant.types.EnumeratedAttribute;
+
+public class EchoLevel
+    extends EnumeratedAttribute
+{
+    public String[] getValues()
+    {
+        return new String[]{"error", "warning", "info", "debug"};
+    }
+}

proposal/myrmidon/src/todo/org/apache/tools/ant/taskdefs/EchoLevel.java

@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) The Apache Software Foundation. All rights reserved.
+ *
+ * This software is published under the terms of the Apache Software License
+ * version 1.1, a copy of which has been included  with this distribution in
+ * the LICENSE.txt file.
+ */
+package org.apache.tools.ant.taskdefs;
+
+import org.apache.tools.ant.types.EnumeratedAttribute;
+
+public class EchoLevel
+    extends EnumeratedAttribute
+{
+    public String[] getValues()
+    {
+        return new String[]{"error", "warning", "info", "debug"};
+    }
+}