fix moonraker webcam. mention moonraker in descriptions.

data/de.xythobuz.octotray.desktop

 Type=Application
 Version=0.5
 Name=OctoTray
-Comment=Control OctoPrint instances from system tray
+Comment=Control OctoPrint/Moonraker instances from system tray
 Path=/usr/bin
 Exec=octotray
 Icon=/usr/share/pixmaps/octotray_icon.png

dist/PKGBUILD

 pkgname=OctoTray
 pkgver=0.5
 pkgrel=1
-pkgdesc="Control OctoPrint instances from system tray"
+pkgdesc="Control OctoPrint/Moonraker instances from system tray"
 arch=('any')
 license=('unknown')
 depends=('python-pyqt5')

dist/setup_mac.py

     'plist': {
         'CFBundleName': APP_NAME,
         'CFBundleDisplayName': APP_NAME,
-        'CFBundleGetInfoString': "Control OctoPrint instances from system tray",
+        'CFBundleGetInfoString': "Control OctoPrint/Moonraker instances from system tray",
         'CFBundleIdentifier': "de.xythobuz.octotray",
         'CFBundleVersion': VERSION,
         'CFBundleShortVersionString': VERSION,

src/APIMoonraker.py

     def __init__(self, parent, host, webcam):
         self.parent = parent
         self.host = host
-        self.webcamIndex = webcam
+        self.webcamIndex = int(webcam)
 
     # return list of tuples ( "name", func(name) )
     # with all available commands.