anchor.diff:  <7> link:de.tototec.cmdoption/src/main/java/de/tototec/cmdoption/handler/LongHandler.java[`LongHandler`] --
   Apply an one-arg option to a `Long` or `long` field or method.
   <8> link:de.tototec.cmdoption/src/main/java/de/tototec/cmdoption/handler/LongHandler.java[`LongHandler`] --
  -Apply an one-arg option to a `Integer` or `int` field or method.
  -<9> link:de.tototec.cmdoption/src/main/java/de/tototec/cmdoption/handler/EnumHandler.java[`EnumHandler`] --
  +Apply an one-arg option to an `Integer` or `int` field or method.
  +<9> link:de.tototec.cmdoption/src/main/java/de/tototec/cmdoption/handler/ByteHandler.java[`ByteHandler`] --
  +Apply an one-arg option to a `Byte` or `byte` field or method.
  +<10> link:de.tototec.cmdoption/src/main/java/de/tototec/cmdoption/handler/EnumHandler.java[`EnumHandler`] --
   Parse a Sting to a Enum of the expected type and applies it to a field or a one-arg method.
   The `Enum.valueOf` method is used.
   
  
positive.code: 
  * Added `CmdlineParser.validate()` to detect configuration errors
  * Extended documentation
  
  === CmdOption 0.5.0 - 2017-10-09
  
  * Added new LongHandler which support Long and long fields and setter method.
  * New `UsageFormatter2` interface that accepts a `PrintStream` and default implementation `DefaultUsageFormatter2`.
  * Deprecated interface `UsageFormatter` and methods `CmdlineParser.usage(StringBuilder)` and CmdlineParser.setUsageFormatter(UsageFormatter)
  * Use Polyglot Maven (Scala) as build system
  
negative.code:         new StringMethodHandler(),      // <6>
          new LongHandler(),              // <7>
          new IntegerHandler(),           // <8>
          new ByteHandler(),              // <9>
          new EnumHandler());             // <10>
      }
  }
  ----
  