Cleaned person teaser for hwpi.  #1638

Titles are comma separated.  Then body teaser.  Then newline separated websites.  All these are indented 6em.
Person node teaser.  #1638

Urls have labels.  Text is formatted to 160 chars or less, twitter style.
Shortened default person node teaser.  #1638

Person trim length has been lowered from 600 to 160 chars (twitter style!).  Anyone who wants a paragraph of text per user can use the break tag.

Update hook will revert the field for us.
Resolve conflicts