Allow for EU date format in strings

diff --git a/timetable.lua b/timetable.lua
index 21fbb38..7b2845c 100644
--- a/timetable.lua
+++ b/timetable.lua
@@ -167,9 +167,19 @@ end

  function luatz_esodate ( str )	-- Returns timestamp from M/D/YYYY HH:MM:SS  string
 	local month , day , year ,hour , min , sec  = string.match ( str ,"(%d+)/(%d+)/(%d%d%d%d)%s+(%d+):(%d+):(%d+)%s*" )
+	if not year then	-- try German DD.MM.YYYY
+		day, month , year ,hour , min , sec  = string.match ( str ,"(%d+)%.(%d+)%.(%d%d%d%d)%s+(%d+):(%d+):(%d+)%s*" )
+	end
 	if not year then
-		d( "Invalid Eso timestamp:  " .. str)
+				d("History: Invalid Eso timestamp:  " .. str .. " Substituting dummy "31/9/1999")
+				year = "1999"
+				month= "9"
+				day = "31"
+				hour= "1"
+				min = "2"
+				sec= "3"
 	end
+

 	year  = tonumber ( year )
 	month = tonumber ( month )