Extension to open new terminal with same working directory

[Edward Z. Yang]

Excerpts from David House's message of Thu Sep 16 03:12:14 -0400 2010:
> > if [[ -z $1 ]]; then NUM="1"; fi

This line means the script defaults to open one new terminal.  I frequently
want myself wanting more than one terminal though ;-)

> As a side point, why do you use nohup there? Just curious.

So when the original terminal closes, the other terminals don't close too.

Cheers,
Edward