Changed behavior in Hashed numerical classes
Merge pull request #1284 from lambday/feature/log_determinant

SNPStringKernel added to clone-test ignore list, few changes in log-det
Merge pull request #1282 from van51/develop

Corrected behavior of Hashed numerical classes
make complex a bit more tolerant
Fixed group lasso indices check. Fixes #1286
Fix MulticlassLabels doc, returned SGVector needs not be cleaned up
Merge pull request #1288 from iglesias/docfix

Fix MulticlassLabels doc, returned SGVector needs not be cleaned up
Modifications so LMNN can be used from interfaces.
Use static_cast instead of dynamic_cast to save runtime in custom Mahalanobis distance
Merge pull request #1289 from iglesias/feature/lmnn

Feature/lmnn
fixed multi line template declaration error