Modified etc/apache2.conf for /doc/sphinx/
Modified web/index.html, added link to sphinx doc plus minor tweaks.
Corrections to web pages sitedet, server{det,est} to show site1 plots.
Merge branch 'master' of github:QRAAT/QRAAT
Working on qraat.est.

For now, we need to maintain interface between file and database.
qraat.est maintains a table of est's and can process a set of det's,
read and write a CSV-formatted file, and insert/select from database.