Fix comments on warnings

- Add libqhull5 to Readme, Announce, download
- Reviewed #pragma
- Reviewed FIXUP and assigned QH tags
- Replaced 'up' glyphs with »
- Moved cpp questions to http://www.qhull.org/html/qh-code.htm#questions-cpp
- Moved suggestions to http://www.qhull.org/html/qh-code.htm#enhance
- Moved documentation requests to http://www.qhull.org/html/qh-code.htm#enhance

Cleaning up the docs.

Build user_eg.pro with qh_QHpointer

- config was not tested.

Add random.h to libqhull.pro

Order object files by frequency of execution for better locality.

Moved qtpro/ and vcproj/ into project/
Updated documentation for 2010.1
Add reviewed results of q_test and qhulltest
Fixed an error message