(svn r25636) -Fix: invalidate last_loading_station when stopping in depot
(svn r25637) -Fix: don't keep minimal routing information if automatic distribution has been disabled
(svn r25638) -Fix (r25470): Some icu_config are too stupid to separate two ldflags by spaces, thus only call it with one
(svn r25639) -Codechange: Rename both 'STR_ERROR_NO_VEHICLES_AVAILABLE*' strings.
(svn r25640) -Fix: Do not suggest a start date for the game when there will be no vehicles available at all.
-Fix: return correct value from StationCargoList::Reserve