Revert the Intel DFP library to native formatting.
Revert the Intel DFP library to native formatting.

The changes to the Intel library itself make the native intel
formatting function correct again.  It is more efficient than
converting and then formatting.

mversche/bde,idispatch/bde,bloomberg/bde,bowlofstew/bde,frutiger/bde,jmptrader/bde,abeels/bde,dbremner/bde,saxena84/bde,saxena84/bde,mversche/bde,bowlofstew/bde,dharesign/bde,abeels/bde,saxena84/bde,dharesign/bde,dbremner/bde,RMGiroux/bde-allocator-benchmarks,mversche/bde,bloomberg/bde,apaprocki/bde,RMGiroux/bde-allocator-benchmarks,apaprocki/bde,RMGiroux/bde-allocator-benchmarks,bowlofstew/bde,abeels/bde,mversche/bde,frutiger/bde,osubboo/bde,idispatch/bde,abeels/bde,minhlongdo/bde,dbremner/bde,abeels/bde,jmptrader/bde,osubboo/bde,frutiger/bde,dharesign/bde,bloomberg/bde,frutiger/bde,saxena84/bde,RMGiroux/bde-allocator-benchmarks,apaprocki/bde,osubboo/bde,dbremner/bde,gbleaney/Allocator-Benchmarks,apaprocki/bde,abeels/bde,gbleaney/Allocator-Benchmarks,che2/bde,bowlofstew/bde,che2/bde,che2/bde,jmptrader/bde,bloomberg/bde-allocator-benchmarks,minhlongdo/bde,jmptrader/bde,osubboo/bde,bloomberg/bde-allocator-benchmarks,minhlongdo/bde,bloomberg/bde,bloomberg/bde-allocator-benchmarks,idispatch/bde,bloomberg/bde,apaprocki/bde,idispatch/bde,dharesign/bde,RMGiroux/bde-allocator-benchmarks,gbleaney/Allocator-Benchmarks,minhlongdo/bde,bloomberg/bde-allocator-benchmarks,che2/bde,bloomberg/bde-allocator-benchmarks,gbleaney/Allocator-Benchmarks