general purpose ASCII graphic percentage meter/progressbar

 dbar lets you define static 0% and 100% marks or you can define these
 marks dynamically at runtime. Static and dynamic marks can be mixed,
 in this case the value specified at runtime will have a higher priority.
 .
 You can specify ranges of numbers, negative, positive or ranges with a
 negative min value and positive max value.
 .
 Features:
 .
   - Simple interface, perfect to use within your scripts
   - Trivial to intergrate with dzen