build(package.json): Update the build configuration.

Author: Renato França

package.json

@@ -1,16 +1,28 @@
 {
   "name": "@frannca/ngx-image-cropper",
   "version": "0.0.0-development",
+  "author": "Frannca",
+  "license": "MIT",
+  "keywords": [
+    "angular",
+    "angular2",
+    "angular4",
+    "angular6",
+    "ngx",
+    "image",
+    "cropper"
+  ],
+  "scripts": {
+    "build": "ng-packagr -p package.json",
+    "travis-deploy-once": "travis-deploy-once",
+    "semantic-release": "cd dist && ls && semantic-release"
+  },
   "peerDependencies": {
     "@angular/common": "^6.0.0-rc.0 || ^6.0.0",
     "@angular/core": "^6.0.0-rc.0 || ^6.0.0",
     "ngx-img-cropper": "^0.10.2",
     "jquery": "^3.3.1"
   },
-  "scripts": {
-    "semantic-release": "semantic-release",
-    "travis-deploy-once": "travis-deploy-once"
-  },
   "repository": {
     "type": "git",
     "url": "https://github.com/Frannca/ngx-image-cropper.git"