Log Message:
Update textprroc/namazu package to 2.0.20 (security fix).

Overview of Changes in Namazu 2.0.20 - Sep 23, 2009

- namazu, namazu.cgi:
* When the blank line is included in the NMZ.field.* file, the bug with
  the possibility of causing overrunning in the buffer is corrected.

pkgsrc changes:

* Add LICENSE.
* Some pkglint clean.