Merge pull request #6936 from Dhilan007/v3

fix faults of load project on Win 32.
CCUserDefault.cpp: Should not compile on Mac platform (should be using CCUserDefault.mm implementation).
[Jenkins][ci skip] Fix proxy address to jenkins config
Merge pull request #6940 from lmskater/fix-proxy

[Jenkins][ci skip] Fix proxy address to jenkins config
Merge pull request #6937 from wefiends/Mac-UserDefault

CCUserDefault.cpp: Should not compile on Mac platform