Added PRO config file option.
Switched dense feature indexing to 0-based to comply with decoder/packed grammars.
Pre-merge change.
Merge branch 'master' of github.com:joshua-decoder/joshua into devel
More memory for MERT/PRO.
Added option to specify params.txt
Dropped some debug output in PRO.
Merge branch 'master' of github.com:joshua-decoder/joshua into devel
Merge pull request #166 from jganitkevitch/devel

Minor pipeline extensions for easier paraphrasing.