Import internal commit 849c21ede5e4f898db51adc9147c73ce2020f993 : [APPROVAL] bump-versions-to-2.16.0 to master
Import internal commit 849c21ede5e4f898db51adc9147c73ce2020f993 : [APPROVAL] bump-versions-to-2.16.0 to master

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