(svn r8638) [0.5] -Backport from trunk (8637):
-Fix: CTRL-clicking on a hangar in the order list segfaulted as hangars are part of a station instead of real depots
/* $Id$ */KNOWN BUGS / PROBLEMS:Normal and elrail depots look the same. Use 'X' (transparent buildings) to distinguish between themMissing curors / icons for construction (currently using the conventional ones)