Merging r214777:

Excluding the /Zp option, because that was added after the 3.5 branch.

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r214777 | hans | 2014-08-04 14:07:58 -0700 (Mon, 04 Aug 2014) | 1 line

UsersManual: update clang-cl options
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git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_35@214778 91177308-0d34-0410-b5e6-96231b3b80d8