Fix for aviion.html

Hi,
 "athough" -> "although"

Index: aviion.html
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RCS file: /cvs/www/aviion.html,v
retrieving revision 1.10
diff -u -p -u -r1.10 aviion.html
--- aviion.html	16 Oct 2013 07:48:13 -0000	1.10
+++ aviion.html	19 Oct 2013 04:48:17 -0000
@@ -102,7 +102,7 @@ console.
 These are the machines initially targetted by this port.
 Their design is close to the well-known MVME188 design, with different on-board
 devices; at the moment, there is no support for the on-board SCSI controller
-in the boot blocks, athough the on-board SCSI controller is supported by the
+in the boot blocks, although the on-board SCSI controller is supported by the
 kernel.<br>
 The only models tested so far are models 410 and 4300, but all the models in
 this series should work.<br>