Merge pull request #75 from opengm/master

update from master
Merge pull request #303 from homul/master

Significant updates of smoothing-based inference. Nesterov's accelerated gradient method for Dual Decomposition added
Merge pull request #76 from opengm/master

update from opengm:master
Update .travis.yml

use 4 processes for make within travis (maybe this solves problems with travis)
Merge pull request #304 from joergkappes/master

Reduce number of make-processes for travis
fix typo im info output
special infer-methods without visitor call now direct themselfs with visitor
add memory logging to TimmingVisitor and Commandline-Tool
Merge pull request #305 from joergkappes/master

Memory-Logging
python wrapper for amwc
Merge pull request #306 from nkrasows/master

python wrapper for amwc
move warning in wrong line to the right one
add small test
bugfix libdai sum-prod-marginals
Merge pull request #307 from joergkappes/master

bugfix sum-prod wrapper libdai
Fix typo in windows version of MemoryInfo.
Merge pull request #308 from burcin/patch-1

Fix typo in windows version of MemoryInfo.
Merge pull request #1 from opengm/master

from master to my fork
change timming visitor to protocolate total time and not time since last visit
Merge pull request #309 from joergkappes/master

change timming visitor to protocolate total time and not time since last...