* updated to latest geth binaries

! check if geth was started

modules/geth.js

@@ -43,6 +43,11 @@ class Geth {
     try {
       const gethPath = path.join(this.binaries, 'geth');
       this.gethProcess = child_process.spawn(gethPath, ['--ws', '--wsorigins', '*', '--wsaddr', '127.0.0.1', '--wsport', '8546', '--wsapi', 'admin,db,eth,net,miner,personal,web3']);
+
+      if (!this.gethProcess) {
+        dialog.showErrorBox("Error starting application", "Geth failed to start!");
+        app.quit();
+      } else {
         this.gethProcess.on('error', function(err) {
           dialog.showErrorBox("Error starting application", "Geth failed to start!");
           app.quit();
@@ -53,6 +58,7 @@ class Geth {
         this.gethProcess.stdout.on('data', function(data) {
           EthoGeth._writeLog(data.toString() + '\n');
         });        
+      }
     } catch (err) {
       dialog.showErrorBox("Error starting application", err.message);
       app.quit();

package.json

@@ -35,7 +35,7 @@
       ]
     },
     "mac": {
-      "target": "tar.gz",
+      "target": "dmg",
       "icon": "build/icon.icns",
       "artifactName": "MacOS-${productName}-${version}.${ext}",
       "extraResources": [