\#28: Fix Linux upgrade

public/electron.js

@@ -16,7 +16,6 @@ require.extensions['.sh'] = function (module, filename) {
   module.exports = fs.readFileSync(filename, 'utf8');
 };
 const detectScript = require('./detect_linux.sh');
-const installScript = require('./update_linux.sh');
 
 // Keep a global reference of the window object, if you don't, the window will
 // be closed automatically when the JavaScript object is garbage collected.
@@ -747,11 +746,8 @@ ipcMain.on(Constants.IPC_Install_Upgrade, (event, data) => {
     args = ['-a', 'Finder', data.Source];
   } else if (platform === 'linux') {
     try {
-      const execPath = path.join(os.tmpdir(), 'install_linux.sh');
-      fs.writeFileSync(execPath, installScript);
-      fs.chmodSync(execPath, '750');
-      command = execPath;
-      args = [data.Source];
+      command = data.Source;
+      fs.chmodSync(command, '750');
     } catch (e) {
       errorHandler(e);
     }

public/update_linux.sh

@@ -1,8 +0,0 @@
-#!/bin/sh
-
-sleep 5
-chmod +x "$1"
-"$1"&
-
-sleep 1
-rm -f "$0"