Integrated the tapkee library
Another missed step of tapkee integration
Disabled superlu by default
Updated KLLE
Backcompatibility for older eigen3
Removed unnecessary omp include
Fallback for no arpack
Fixed backcompatibility sparse matrix building
Updated tapkee defines
Fixed mds and isomap eigennormalization
Added missed parameter for l-isomap
Merge pull request #854 from lisitsyn/tapkee_merging

Tapkee library integration