Debug for Chroma InvHadamard Dequant error
Modify the unit test for WelsDequantIHadamard2x2Dc
add missing ASM in EC
avoid using AQ which is untuned for screen route
Merge pull request #1080 from huili2/enable_ASM_EC

add missing ASM in EC
Merge pull request #1075 from HaiboZhu/Debug_InvHadamard_Chroma

Debug for chroma inv-hadamard dequant mismatch error
Merge pull request #1081 from sijchen/scc_param_valid

avoid using AQ which is untuned for screen route
Enable whole program optimization for both decoder and encoder MSVC projects

Enable it on the project level, instead of having to set separate options
for both compiler and linker.

The processing project actually had the options set in this way originally
as well.
disable delay skip if maxbr=0 which means no maxbr setting from upper layer
Merge pull request #1082 from mstorsjo/msvc-ltcg

Enable whole program optimization for both decoder and encoder MSVC projects
Merge pull request #1083 from JuannyWang/maxbr_refine

disable delay skip if maxbr==0 (that means no maxbr setting from upper layer)
Merge remote-tracking branch 'upstream/master' into travis.osx