Merge pull request #260 from homul/master

protocoling primal LP bound for Nesterov and ADSal
changed DOS line endings => Unix line endings
Merge pull request #261 from ukoethe/master

changed DOS line endings => Unix line endings
Commented out unused variable. les. It cause the build to fail in DEBUG mode with warnings as failures.
Merge branch 'master' of github.com:opengm/opengm
Merge pull request #262 from wecacuee/master

Minor fix: commented out unused variable
Merge pull request #8 from opengm/master

getting updates of the master repo