Several changes:

- You can now choose the font and the font size for the application (a
restart of Natron is required for the change to be effective).

- The new default font is Muli from google

- A new progress bar indicates the progression while loading a project

- Changed the application’s icon & splash screen provided by JC Levet

- When zooming out of the node-graph, name of nodes and arrows will
disappear, improving performances of the node graph when panning