CMosek added variable bounds
Modified MultilabelCLRModel.h to remove UnicodeError
Merge pull request #2372 from hushell/dev

CMosek added variable bounds
added the python script and increase the robustness of the KL methods
update the python script
Implemented deep belief nets
Merge pull request #2388 from khalednasr/autoencoders

Implemented deep belief nets
Merge pull request #2386 from yorkerlin/develop

added the python script for KL methods
Merge pull request #2383 from mazumdarparijat/kdensity

kde added
Added neural layers builder (with test and python example)
added a notebook for autoencoders
update the python script and refactor API
fix a bug
Merge branch 'develop' of https://github.com/shogun-toolbox/shogun into develop
Merge pull request #2392 from yorkerlin/develop

update the python script and API
Updated eigen3 bundle
Modified multilabel_structured_prediction notebook according to template
Added check to avoid crashes with combined kernel and data locking
Merge pull request #2391 from khalednasr/autoencoders

added a notebook for autoencoders
Merge pull request #2382 from abinashpanda/develop

Modified MultilabelCLRModel.h to remove UnicodeError