added Desktop Entry

DemonEditor.desktop

@@ -0,0 +1,11 @@
+[Desktop Entry]
+Version=1.0
+Name=DemonEditor
+Comment=Channels and satellites editor for Enigma2
+Comment[ru]=Редактор каналов и спутников для Enigma2
+Icon=accessories-text-editor
+Exec=bash -c 'cd $(dirname %k) && ./start.py'
+Terminal=false
+Type=Application
+Categories=Utility;Application;
+StartupNotify=true