SOSVM SGD solver
Fixed seg fault and a leak in CommUlongStringKernel and added a unit test
Merge pull request #1688 from van51/develop

Fixed seg fault and a leak in CommUlongStringKernel and added a unit test
Merge pull request #1669 from hushell/develop

SOSVM SGD solver
Update LMNN notebook using far less number of features in the metagenomics example
Merge pull request #1698 from iglesias/feature/lmnn

Update LMNN notebook using far less number of features in the metagenomi...
Fix memleak in CSVFile_unittest.cc