** Changes **
- a better looking GUI by @Maneetbal: #49
- allow for switching to different page styles
- implemented experimental Web Socket transport: only works in a Secure Context and with H264: #39
- don't fail when the host doesn't have a MAC address: #47
- fixed a bug where the sidebar couldn't be clicked when the stats were overpopulated: #46
- added the option to set and force a specific codec: #45
- implemented support for mouse button 4,5: #41