Add YY_NO_UNISTD_H to MSVC builds, and turn off warn-as-error for now
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4398 c06c8d41-db1a-0410-9941-cceddc491573
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AdditionalIncludeDirectories="util/lua/src"
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS"
AdditionalIncludeDirectories="..;../util/lua/src;../util/sqlite"
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS;YY_NO_UNISTD_H"
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