- Enable input history
  If this is turnen on, you can use the
  UP/DOWN arrows and ^P/^N to cycle
  through your previous entered lines.
- History size
  How many lines are remembered
- Selective history
  Mactching of history will be done,
  only lines that start with your current
  entered text will be matched
- Case sensitive
  Use case sensitive matching
- Store history
  Save the history, and restore is when
  you open this world again
