Tidy search output:

* Truncate description to maxLen to get neater npm search output.
* Remove updated time (but leave date) from npm search results.
* Increase space for name from 20 to 30 characters.
* Remove unnecessary brackets around 'prehistoric'.
* Make date column fit the word 'prehistoric' better.
* Reduce name column to 26 chars.
* Tighten space between status and name.