[CrossPost] SHA1 Deprecation Policy

Update: This page has been removed.  For the most up to date information on the Microsoft SHA1 deprecation policy please see the links posted below https://blogs.technet.microsoft.com/msrc/2017/02/23/sha-1-collisions-research/ https://blogs.windows.com/msedgedev/2016/11/18/countdown-to-sha-1-deprecation/#mmogekbBwHWMHGTL.97 https://social.technet.microsoft.com/wiki/contents/articles/32288.windows-enforcement-of-sha1-certificates.aspx

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