GitLab

- First ROI implementation (graphical stuff, missed connection to server
data plot)
- Remove as possible using of pointers: replace by refernce or smart
pointer

Use GIL only for Matplotlib event.
For other the QT layer is deal with

- Don't reset plot limits during an property event of data

Clean Process finishing

- Use only qt event
- Show x , y and z values

- Error bar
- Optimization result
- Optimization fit

close