fixed memory leak in probing sampler
Fix silly mistake in LMNN notebook
Set max_iter before training, not after...
Merge pull request #1704 from iglesias/develop

Fix silly mistake in LMNN notebook
fix tons documentation errors
Merge pull request #1703 from lambday/develop

fixed memory leak in probing sampler
Fix HMM dtor crash when USE_HMMPARALLEL_STRUCTURES is set
issue #1625
Changes in HashedDoc* to make them faster