Merge pull request #523 from nmslib/develop

Release v0.8.0

Merge pull request #436 from nmslib/develop

Merge 0.7.0 into master

Merge pull request #371 from nmslib/develop

Merge 0.6.2 to master

Merge pull request #367 from nmslib/develop

Update master to 0.6.1

Merge pull request #348 from nmslib/develop

0.6.0 release

Merge pull request #323 from nmslib/develop

Merge 0.5.2 changes into master

Merge pull request #279 from nmslib/develop

Merge 0.5.0 changes to master

Merge pull request #219 from nmslib/develop

Update master to 0.4.0

bump version