Cleaner Makefile definitions; more reuse/refactoring of variables; safer on Darwin (Mac OS-X)
Merge branch 'master' of git://github.com/JohnLangford/vowpal_wabbit
Merge pull request #326 from arielf/master

This should hopefully fix the Mac OS-X link failures
report which node we are waiting for
Updated DLL interface
Merge branch 'master' of github.com:JohnLangford/vowpal_wabbit
Merge pull request #327 from KaiWeiChang/master

A new task for Searn: jointly recognizing entity and relation types
Merge pull request #328 from petricek/spantree_debug

spanning_tree: report which node we are still waiting for
Add a demo on entity-relation task