working on new search
Merge branch 'master' of github.com:hal3/vowpal_wabbit
Merge branch 'master' of github.com:hal3/vowpal_wabbit
working on bilou
Merge pull request #400 from hal3/master

changed hook to be generic for python and c++, added searn example to library interface
beginning replacement of searn with search
integrated new version of search, updated relevant tests (and removed ones that use beam, since beam is still not supported)
Merge branch 'master' of git://github.com/JohnLangford/vowpal_wabbit
ready to push