Fix doc typo
Add multiclass classification illustration to LMNN notebook
increase accuracy of gradient search and check parameters in unit test
Random kitchen sinks
mention how to bundle eigen3
Added full functionality of HashedDocDotFeatures to the streaming version and fixed a unit test file that failed at times
Merge pull request #1650 from van51/feature/fix_test

StreamingHashedDocDotFeatures
Merge pull request #1606 from van51/feature/rks

Random kitchen sink framework
Merge pull request #1663 from votjakovr/feature/gp_refactoring

Increase default accuracy of gradient search and check parameters in unit test
add ProtobufFile
Merge pull request #1651 from gsomix/feature/protobuf

Protobuf based binary fileformat for reading/writing vectors/matrices with shogun
Merge pull request #1657 from iglesias/feature/lmnn

Feature/lmnn
add HAVE_PROTOBUF to classlist .py
Added a couple of examples for Random Fourier Features
add string list support for ProtobufFile
Merge pull request #1667 from gsomix/feature/protobuf

Add string list support for ProtobufFile
Merge pull request #1666 from van51/feature/modular

Added a couple of examples for Random Fourier Features
Add neighbourhood graphs to LMNN notebook
fix typo in doc
Update data file paths in LMNN notebook