New update - interpolation!

Hello there!

The new update here. There are few changes:

MAIN CHANGE
1) Interpolation algorithm - double the fps in video. (https://github.com/nihui/rife-ncnn-vulkan

CHANGE:
1) Some graphical improvment
2) Added support for .webm in context menu!
3) Added avaiable to remove context menu
4) ETA - approximate time when step will be done
5) Helpbox - shows short description
6) Exit from program ends the process of upscaling!
7) I put some license information and i hope im not doing something illegal 
8) Clickable Credits


FIXED:
- fixed issue with frozen progressbar when was extraction/merging and video got over 10 000 frames
- small others bugs

See the result now: