[pianotech] new list features

[Robert Goodale]

PT is sufficient.  Pianotech takes too much room in the subject line.

Rob Goodale, RPT
Las Vegas, NV

> 1. leave the [pianotech] in the Subject lines
> 2. shorten it to something like [pt]
> 3. remove it completely
> 
> I kind of like #3 the best, but wanted to hear what others prefer.  I'll
> probably just follow suit with the other lists, caut, ptg-l, etc. so if
> you have an opinion please let me know.