added electron folder to cache and set publish to null for electron builder

.travis.yml

@@ -34,6 +34,7 @@ env:
 cache:
   directories:
   - ${TRAVIS_BUILD_DIR}/Breeze.UI/node_modules
+  - $HOME/.electron
   - $HOME/.nuget/packages  
   - /usr/share/dotnet/sdk/2.0.0/
 

Breeze.UI/electron-builder.json

 {
-   "appId":"com.stratisplatform.breeze",
-   "productName":"Breeze Wallet",
-   "directories":{
-      "app":"dist",
-      "output":"app-builds",
-      "buildResources":"dist/assets/images"
+  "appId": "com.stratisplatform.breeze",
+  "productName": "Breeze Wallet",
+  "publish": null,
+  "directories": {
+    "app": "dist",
+    "output": "app-builds",
+    "buildResources": "dist/assets/images"
   },
-   "win":{
-      "icon":"dist/assets/images/icon",
-      "target":[
+  "win": {
+    "icon": "dist/assets/images/icon",
+    "target": [
       "nsis"
     ],
-      "artifactName":"${productName}-v${version}-setup-${os}-${env.arch}.${ext}"
+    "artifactName": "${productName}-v${version}-setup-${os}-${env.arch}.${ext}"
   },
-   "linux":{
-      "target":[
+  "linux": {
+    "target": [
       "deb",
       "tar.gz"
     ],
-      "synopsis":"Breeze Wallet: Stratis' dual-currency full block light wallet with a strong focus on privacy.",
-      "category":"Utility",
-      "icon":"dist/assets/images/icons",
-      "artifactName":"${productName}-v${version}-${os}-${arch}.${ext}"
+    "synopsis": "Breeze Wallet: Stratis' dual-currency full block light wallet with a strong focus on privacy.",
+    "category": "Utility",
+    "icon": "dist/assets/images/icons",
+    "artifactName": "${productName}-v${version}-${os}-${arch}.${ext}"
   },
-   "mac":{
-      "target":[
+  "mac": {
+    "target": [
       "dmg"
     ],
-      "category":"public.app-category.productivity",
-      "artifactName":"${productName}-v${version}-${os}-${arch}.${ext}"
+    "category": "public.app-category.productivity",
+    "artifactName": "${productName}-v${version}-${os}-${arch}.${ext}"
   },
-   "nsis":{
-      "oneClick":false,
-      "perMachine":true,
-      "allowToChangeInstallationDirectory":true,
-      "deleteAppDataOnUninstall":true,
-      "guid":"ed20df62-ff5a-4b83-a5e3-a361357c6e51",
-      "createDesktopShortcut":true,
-      "createStartMenuShortcut":true
+  "nsis": {
+    "oneClick": false,
+    "perMachine": true,
+    "allowToChangeInstallationDirectory": true,
+    "deleteAppDataOnUninstall": true,
+    "guid": "ed20df62-ff5a-4b83-a5e3-a361357c6e51",
+    "createDesktopShortcut": true,
+    "createStartMenuShortcut": true
   },
-   "msi":{
-      "warningsAsErrors":false
+  "msi": {
+    "warningsAsErrors": false
   },
-   "extraResources":[
+  "extraResources": [
     "daemon/**/*"
   ]
 }