Merge pull request #17 from opengm/master

update from master
Merge pull request #18 from opengm/master

update from master
Merge pull request #3 from opengm/master

from master to my fork
added a maybe fast version to add factors
Merge branch 'master' of github.com:DerThorsten/opengm
added local files to .gitignore
removed mistakenly added executable from repository
Merge pull request #8 from opengm/master

update
ADSal: several bugs fixed for a case when objective value is negative
Merge pull request #101 from homul/master

bug fixes for a negative objective value and computing tree agreement
minor bugfix in function helper
added support for varying factor orders for type view and table of trws
inference
fixed new[] / delete mismatch in external library trws
Merge pull request #102 from joergkappes/master

update
Merge pull request #20 from opengm/master

update
*fixed modelgenerator to support random variable states
fixed tests to work again after modelgenerator fix
fixed bug in external trws type view to work with variables without
unary factor
manual merge
added test for gco inference