Merge pull request #1 from JohnLangford/master

Catch up
Merge pull request #233 from jhofman/master

fixed lda hang bug
Add regression test for --lda hang in multiple passes (happened twice already)
Merge pull request #234 from arielf/master

Add regression test for --lda hang in multiple passes (happened twice al...
baseline bag and cover approaches working
Support hyper searching on integer-valued parameters (--passes, --nn etc)
Merge pull request #235 from arielf/master

Support hyper searching on integer-valued parameters (--passes, --nn etc...
improved more compact cbify
Merge branch 'master' of github.com:JohnLangford/vowpal_wabbit
Apply timeout only where available; add -t timeout; fix missing 1st arg v()s
Merge branch 'master' of git://github.com/JohnLangford/vowpal_wabbit
Add explicit failure message on 'timeout exceeded' events
Merge pull request #236 from arielf/master

RunTests: don't fail in envs where 'timeout' isn't installed
add print example base learner
Merge branch 'master' of github.com:JohnLangford/vowpal_wabbit
fix windows build
fix audit quadratic bug
Newline at the end of cluster/spanning_tree.cc (clang++ warning)
RunTest: more readable diffs for user (-u). Don't clobber last.times
regression file in case of partial-runs or failures.
Merge pull request #238 from arielf/master

Missing newline at the end of cluster/spanning_tree.cc (clang++ warning)