gegu

Feature/mouseinput swipe

1

Support for mouse input and touch gestures swipe/zoom/shrink. Updated all packages and electron to version 8. **CAUTION**: It is required to run `npm install`!

In #118 I started the development of touch gestures and mouse support [as requested](https://github.com/LukeSkywalker92/TeleFrame/issues/44#issuecomment-590062212). Any suggestions or improvements? Especially the transition when changing the image using a swipe gesture could...