fix/ icon app

Author: Maxime GRIS

Diff for: .angular-cli.json

@@ -9,7 +9,10 @@
       "outDir": "dist",
       "assets": [
         "assets",
-        "favicon.ico"
+        "favicon.ico",
+        "favicon.png",
+        "favicon.icns",
+        "favicon.256x256.png"
       ],
       "index": "index.html",
       "main": "main.ts",

Diff for: electron-builder.json

@@ -4,13 +4,13 @@
     "output": "app-builds"
   },
   "win": {
-    "icon": "dist/favicon",
+    "icon": "dist",
     "target": [
       "portable"
     ]
   },
   "mac": {
-    "icon": "dist/favicon",
+    "icon": "dist",
     "target": [
       "dmg"
     ]