build: i18n: builds again

. Don't mess with the runtime library, and fix the defines.
build: i18n: windows: progress - icudata warning OK

we're getting there..

Errors still:
icuuc.lib(umapfile.obj) : error LNK2001: unresolved external symbol
__imp_InitializeSecurityDescriptor
[e:\node\deps\v8\tools\gyp\mksnapshot.x64.vcxproj]
icuuc.lib(umapfile.obj) : error LNK2001: unresolved external symbol
__imp_SetSecurityDescriptorDacl
[e:\node\deps\v8\tools\gyp\mksnapshot.x64.vcxproj]
icuuc.lib(wintz.obj) : error LNK2001: unresolved external symbol
__imp_RegQueryValueExA
[e:\node\deps\v8\tools\gyp\mksnapshot.x64.vcxproj]
icuuc.lib(wintz.obj) : error LNK2001: unresolved external symbol
__imp_RegOpenKeyExA [e:\node\deps\v8\tools\gyp\mksnapshot.x64.vcxproj]
icuuc.lib(wintz.obj) : error LNK2001: unresolved external symbol
__imp_RegCloseKey [e:\node\deps\v8\tools\gyp\mksnapshot.x64.vcxproj]