handle filename encodings properly in dir listings
change "rscheme" to "rmethod" in the docs
add virtual server redirect conf example to redirect.yaws
fix #172: make yaws_ticker handle EXIT messages correctly

The yaws_ticker processes were not cleaned up due to an incorrect EXIT
message receive spec. Thanks to Nico Kruber for reporting the problem, and
for supplying a new regression test case which is now in the test/eunit
directory.