Merge pull request #281 from joergkappes/master

Updates for DualDecomposition
Merge pull request #282 from joergkappes/master

Write modelfiles  for models used in unittests
fixed bug in saveGm function on python side
Merge pull request #283 from DerThorsten/master

fixed bug in saveGm function on python side
fixed bug issue n.279: TRWSi test fails due to probably incorrect factor type
Merge pull request #11 from opengm/master

getting current opengm version
Merge branch 'master' of https://github.com/homul/opengm
saving and loading of LP reparametrizations added in a separate hdf5-dependent file
Merge pull request #284 from homul/master

 fixed bug issue n.279: TRWSi test fails
Merge pull request #285 from joergkappes/master

Tutorials
Update README.md
Merge pull request #71 from opengm/master

update