TODO: perl-shell-window?
TODO: zweimal numlock? falsche codes rxvt urxvt for numpad?
-TODO: scrollback search does not find every first line?
TODO: - upgrade to libev-4.00.
TODO: make fontCount dependent on ENABLE_256... in an INTELLIGENT way
+ - searchable-scrollback no longer ignores the first line
+ (Emanuele Giaquinta).
- add support for 256 colors.
- add support for grabbing the clipboard selection and extend
selection{_clear,_grab,} perl bindings to optionally work