Commit some Fix from Francis on sdo.c and abjacces.c. Fix endianisation problems while accessing OD. Also fix SDO abord handling bug.
Contributors :
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Raphael Zulliger (author of slavelib project)
Camille BOSSARD
David DUMINY (sté A6R)
Laurent ROMIEUX
Zakaria BELAMRI
Many thanks to the main contributors for their great work.