Add an /FS flag to the sanitizer_common CMake to make it buildable with VS2013

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@200480 91177308-0d34-0410-b5e6-96231b3b80d8
Add an /FS flag to the lib/interception CMake to make it buildable with VS2013 too

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@200482 91177308-0d34-0410-b5e6-96231b3b80d8
Quick-fix a typo

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@200483 91177308-0d34-0410-b5e6-96231b3b80d8
Move /FS to SANITIZER_COMMON_CFLAGS

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@200485 91177308-0d34-0410-b5e6-96231b3b80d8