Added sub-command for dumping all posssible information about the
devices and configurations in XML format.
Added sub-command for listening global events.
Added sub-command for showing virtual camera version.
Now the manager recognises negative numbers as arguments instead as an
option.
The manager can execute sub-commands as root when required.
Fixed installer.
The virtual camera is working fine in both Mac and Windows.
- Devices controls working.
- Placeholder picture now supports PNG and JPEG formats.
- Placeholder picture can be updated on fly.
- Clients listing working.
- Device configurations can be loaded at once.
- Print better looking tables in the manager.
