Adding LinkRecord per physical port

An additional quick map was added to ssa_db
structure, containing a LinkRecord for each
physical port in the fabric.
The quick map is indexed by LID + Port Number

LinkRecords are compliant with IBA 15.2.5.13

Signed-off-by: Ilya Nelkenbaum <ilyan@mellanox.com>
Signed-off-by: Hal Rosenstock <hal.rosenstock@gmail.com>
Adding support for Link Records to Comparison Module

Signed-off-by: Ilya Nelkenbaum <ilyan@mellanox.com>
Signed-off-by: Hal Rosenstock <hal.rosenstock@gmail.com>