With transition to tiled window managers, tabbed makes less sense.

Name function right in the first place, instead naming it wrong and
renaming it using alias.

Now `rm -rf /var/tmp/bash-rv` would only disable the feature instead of
causing errors to be printed on each prompt.

Inclusion of "real" \033 seemed to work but confused readline when
working with long history lines

Pablo goes better with Zenburn on Urxvt than Zenburn itself.

*   More intuitive file naming,
*   setup simplified,
*   setup is now in script (vs. diff file),
*   removed unnecessary exec mode.