change attribute weighing syntax, add rfc comments
additional rfc comments
add voting results, update status to adopted
add RFC109

mapserver/mapserver#4877
update rfc109 passed status
Added indexes to the ogr document (mapserver/mapserver#4001 ), fixed overfull lines in PDF document  (mapserver/mapserver#3947 ) by shortening table names and column names, and fixed lines that were longer than 80 characters
Fixed overfull lines in PDF document (mapserver/mapserver#3947) for the join document by shortening username and password
Updated the unix instructions documentation to reflect the move to cmake (#77)
Updated the download page to reflect the move to 6.4.  Also added a note on the demo being outdated (#78)
Added documentation page for geomtransform (#76) - the page is under construction!
Added some illustrations and did some editing on geomtransform (#76)
Added some illustrations for geomtransform (#76)
Added some illustrations and edited the text for geomtransform (#76)
Added some illustrations for geomtransform (#76)
Included geomtransform in the mapfile documentation (#76)
Added links to the geomtransform document from style and layer, fixed some formatting for style and layer, removed most of the description for the deprecated TRANSPARENCY in layer and did some updates to geomtransform (#76)
Merge remote-tracking branch 'upstream/branch-6-4' into branch-6-4