Fix SVG rendering and added version watermark

This release is mainly to address the issues with using SVGs as source icons.

Fixed styling bug

1.1.1

Merge branch 'hotfix/#20'

Nicer validation

Made the editor validation much less aggressive

• Some major restructuring and clean-up.
• Updated the build instructions after testing building on a Raspberry Pi with more memory.
• Updated the dependency information.

Fixed interaction with network-based switches

Ported a behavior from the Python predecessor that was used to fix issues with network-based switches holding a
connection and breaking the app.

First release

Replaces PiAvSwitchController; with a GUI for configuring your switches an sources, as well as a Raspbian installation package.