force GNU screen dependency on Linux (fixes #1)

app/main.js

@@ -1,7 +1,9 @@
 if (process.platform == 'win32' && require('electron-squirrel-startup')) process.exit(0)
 
 const electron = require('electron')
-require('electron-debug')({enabled: true, showDevTools: (process.argv.indexOf('--debug') != -1) ? 'undocked' : false})
+if (process.argv.indexOf('--debug') !== -1) {
+    require('electron-debug')({enabled: true, showDevTools: 'undocked'})
+}
 
 
 let app = electron.app

package.json

@@ -65,6 +65,12 @@
     "linux": {
       "category": "Utilities",
       "icon": "./build/icons"
+    },
+    "deb": {
+      "depends": ["screen", "gconf2", "gconf-service", "libnotify4", "libappindicator1", "libxtst6", "libnss3"]
+    },
+    "rpm": {
+      "depends": ["screen"]
     }
   },
   "scripts": {