[PLAT-6034] Add method to create xml view of a managed position Reviewed-By:Stephen
[PLAT-6034] Add ability to display xml view of position and add/modify position from given xml

Reviewed-By:Stephen
[PLAT-6034] Change position ftls to add/view and modify position with given xml

Reviewed-By:Stephen
[PLAT-6049] Modify combined position master factory to take arbitrary number of position masters

Reviewed-By: Stephen
[PLAT-6049] Release notes for changes to how CombinedPositionMasterComponentFactory is configured

Reviewed-By:Stephen
[PLAT-6053] - Allow empty scenarios
[PLAT-6040] : add zero coupon inflation swap in InterestRateInstrumentType.
[PLAT-6054] : OG-Financial : add ZERO_COUPON_INFLATION_SWAP in canApplyTo in the YieldCurveNodePnLFunction.
[PLAT-6039] : OG-Financial : add inflationSwapConverter in MultiCurvePricingFunction.
[PLAT-6055] : OG-Financial : add zero coupon inflation swap to SwapSecurityUtils.