Merge branch 'master' of https://github.com/qminer/qminer
Merge branch 'master' of https://github.com/qminer/qminer
Modified visualization.highchartsConverter() mehtod.
Merge branch 'master' of https://github.com/rupnikj/qminer

Conflicts:
	src/qminer/js/visualization.js
Commented some printf in NN (qminer_js.cpp)
visualization.js merge errors fixed
Merge branch 'master' of https://github.com/rupnikj/qminer

Conflicts:
	examples/timeseriesPlot/plot.html
Merge branch 'master' of https://github.com/rupnikj/qminer

Conflicts:
	examples/timeseriesPlot/plot.html
Added la.mean() (same functionalities as matlab mean function)
Added la.std() (same functionalities as matlab std function)
Merge branch 'master' of github.com:bkazic/qminer