add a mutli-class task
fixed autogen.sh for Linux compilation
Merge pull request #354 from doxav/fixed_autogensh_linux

fixed autogen.sh for Linux compilation
Support Python binding for Cygwin
Merge remote-tracking branch 'upstream/master'
nn demo tweaks
- add a multi-class task to exp the inconsistent problem
- add multiple classifier
- rollout with a fix beta
Merge pull request #357 from vinhkhuc/master

Support Python binding for Cygwin
Merge pull request #358 from pmineiro/nn_alekh_bugfix

nn demo tweaks
added link function to VW
Merge remote-tracking branch 'upstream/master'