fix bug with feature_mask header and options overriding header from initial_regressor
fixed segfault in multiclass parsing
fixed snapshotting/history bug, added sequencespan task for searn
Merge branch 'master' of git://github.com/JohnLangford/vowpal_wabbit
fixed memory leak
really fixed multiclass
fix minor bug with off by one error in max_examples tracking
Merge pull request #194 from hal3/master

fixed snapshotting/history bug, added sequencespan task for searn
Merge pull request #195 from agrubb/bugfix-max-examples

fix minor bug with off by one error in max_examples tracking
Merge pull request #193 from agrubb/bugfix-feature-mask-header

fix bug with feature_mask header and options
bugfix from Weizhu Chen
bug fix for wap when invert_hash is on
Merge pull request #198 from pierce1987/ih_wap_bug

bug fix for wap when invert_hash is on
fix compile errors
upgrade to VS2013 using boost 1_55
make sure to load initial regressor after feature mask, if it exists
add test for --initial_regressor and --feature_mask case
add documentation that feature_mask is the default initial_regressor if given
forgot to renumber tests
modified parser to limit precision