js api: some functions return the object holder (when it makes sense)
svm  C++: takes milliseconds as a stopping condition. Javascript API time limit units remain seconds.
Merge branch 'master' of github.com:qminer/qminer
bugfix
svm js api time limit bug fix
some functions return object holder, where they returned undefined before.
Merge branch 'master' of github.com:qminer/qminer