Part for fix for LOG4NET-60. Missed out important line from patch. The Days are 1 based not 0 based.
Part for fix for LOG4NET-60. Missed out important line from patch. The Days are 1 based not 0 based.

git-svn-id: 7230453ef4d2e9c957b80d4737114f575fc9f7f8@386708 13f79535-47bb-0310-9956-ffa450edef68

twcclegg/log4net,freedomvoice/log4net,twcclegg/log4net,twcclegg/log4net,twcclegg/log4net,freedomvoice/log4net,freedomvoice/log4net,freedomvoice/log4net