ScopInfo: Fix typos

Contributed-by:  Michael Kruse  <MichaelKruse@meinersbur.de>

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@191892 91177308-0d34-0410-b5e6-96231b3b80d8
ScopInfo: Do not include "isl/int.h" any more

We already removed all uses of isl_int in ScopInfo.

Contributed-by:  Michael Kruse  <MichaelKruse@meinersbur.de>

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@191893 91177308-0d34-0410-b5e6-96231b3b80d8
Use LLVM_DELETED_FUNCTION instead of a comment

Contributed-by:  Michael Kruse  <MichaelKruse@meinersbur.de>

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@191894 91177308-0d34-0410-b5e6-96231b3b80d8
clang-format

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@191895 91177308-0d34-0410-b5e6-96231b3b80d8