SVM viz skeleton

[alxndrkalinin]

• [x] create a new SOCRAT module for SvmViz in SvmViz branch
• [x] getting data, showing it in sidebar selection box, allow to choose 2 variables
• [x] add SVM module, create a new service, try to require and call a function
• [x] research displaying 2 variable data points in main area using vega-lite or vega or d3
• [x] display 2 variable data points and an arbitrary line
• [x] check if SVM method has callback on iteration
• [ ] add tooltip to show data point feature values

for each of the subtasks above create an action list for further developement