Be a bit more specific in the release notes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207981 91177308-0d34-0410-b5e6-96231b3b80d8
Fix spelling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207982 91177308-0d34-0410-b5e6-96231b3b80d8
Always set alignment of vectorized LD/ST in SLP-Vectorizer.   <rdar://problem/16812145>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207983 91177308-0d34-0410-b5e6-96231b3b80d8
Move test from r207969 to another folder and rename it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207984 91177308-0d34-0410-b5e6-96231b3b80d8