make PortCompat symmetric (both RL and LR pairs)

addPortOIFCompat: ophandler
deletePortOIFCompat: ophandler
removed RL pairs in install.php
new 100G modular port types: CFP2, CPAK

extendPortCompatQuery: new function in upgrade.php
It should be called each time after the PortCompat table pairs being added
during upgrade.