Unused variable removed, debug output for spMat.nnz.
rec::getfield is now safer in returning vectors.
Removed debug outputs in spMat.nnz
syntax error fix...
sparse matrix constructor gives a warning if parameters are not supported
Merge branch 'master' of github.com:blazf/qminer
sorting with permutation is safer
Merge branch 'master' of github.com:qminer/qminer
Initialization order warning fixed.
Merge pull request #36 from blazf/master

Fixing warnings and safety issues in JavaScript