Release V815

Oops!  Missed this one.
Release V815

SVN Revision 592.
liverail V810
  Option to restrict advanced search results to this week.
  Raise the 128 results limit on advanced searches to 1024.
  Move auxiliary files to <tt>/auxy/</tt>
  Prevent caching of update files.
  Some cancelled trains incorrectly shown in summary and departures screens.
livesig V810
  Move auxiliary files to <tt>/auxy/</tt>
  Process signals and route setting data.
  Prevent caching of update files.
  Improved browser compatibility.
  Make sure we're immune to Little Bobby Tables.
tddb V810
  Log all M1 activity in a daily log file in /tmp.
  Process signals and route setting data.
service-report V801
  Some cancelled trains incorrectly processed.
stompy V802
  Columns in daily report too narrow.
misc
  Very odd filename logging results of attempts to send email.