moses diary updates
moses: bugfix boosting scorer.
Added more unit tests for test_propose()
moses: boosting: fix a compressed CTable bug.
moses: moore boosting fixes for degenerate tables
Added unit tests for test_pleonastic_it, fixed bugs in test_propose
moses: another degenerate-case boosting bug fix
Removed useless rules, updated documents.
Fixed a minor bug in README.md
moses: boosting: another forward-progress bug.
Splitted conjunction functions, updated comments in hobbs.py
Added a unit test for conjunction resolution.
Added an example to README.md, fixed minor bugs.
Merge pull request #971 from linas/moses-select3

Moses: ongoing boosting fixes
Fixed filter bugs, updated documentations.
Moses: whoops, forgot to check in some files.
Merge pull request #972 from linas/moses-select3

Moses: more boosting bug fixes.
Fixed filter bugs, fixed unit tests data bugs, updated documentations.
complete the that-rule ReferenceLink solution
uncomment debug changes