feature space getFtr javascript
linalg.js: print feature vector
qminer.js: typo
qminer_js:
-sparse matrix saving, loading
-sparse vector: get index and val vector
-record set operations (union, intersection, set difference)
-feature space: documentation fix (ommit using fs variable, since it's reserved for file system)
Merge branch 'master' of github.com:qminer/qminer
linux build fix