[Polly][NewPM] Port DependenceInfo to the new ScopPassManager.

Summary: This patch ports DependenceInfo to the new ScopPassManager. Printing is implemented as a seperate printer pass.

Reviewers: grosser, Meinersbur

Reviewed By: grosser

Subscribers: llvm-commits, pollydev

Tags: #polly

Differential Revision: https://reviews.llvm.org/D33421

llvm-svn: 303621