Adds custom pair implementation
Adds custom pair implementation

SBE does not support std::pair so Odyssey will
need to use a custom implementation

ZEN:MST-1436
Change-Id: I0bcf5a77e6494d858484bc667564ba876f8df58f
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/132549
Reviewed-by: Louis Stermole <a2bef96d502debd02962600aef4d81d949c35039@us.ibm.com>
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Tested-by: FSP CI Jenkins <aa9e4d9ac7cd25905e9c0dd36d4150516e73dd86@us.ibm.com>
Tested-by: Hostboot CI <52521565bd8ea18a2b112942dce4f4220a97c2c8@us.ibm.com>
Reviewed-by: Sneha Kadam <815590b4758df91a46c65f2e611b009647339656@ibm.com>
Reviewed-by: Edgar Cordero <5d58db94b672b353c4d1fd75b5b35c7e02ea3071@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/132553
Tested-by: Jenkins OP Build CI <e610bd72261d3c0a48f1e8ae36832ab00774d426@us.ibm.com>
Tested-by: Jenkins Combined Simics CI <8312af3886dfc9bb930f549023677220805b137e@us.ibm.com>
Tested-by: Jenkins OP HW <0eb0fff262f74a65a832afbcc7b153e391c9a3fd@us.ibm.com>
Reviewed-by: Daniel M Crowell <912029ca9254ac7b5854e56910561d682e1fa2d0@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot