Build packaged library correctly

Author: dfcook

.npmignore

@@ -10,6 +10,9 @@
     "coveralls": "cat ./coverage/lcov.info | ./node_modules/.bin/coveralls",
     "version": "babel src --out-dir npm"
   },
+  "files": [
+    "npm"
+  ],
   "repository": {
     "type": "git",
     "url": "https://github.com/dfcook/vue-testing-library"
@@ -28,22 +31,22 @@
   "license": "MIT",
   "dependencies": {
     "@vue/test-utils": "^1.0.0-beta.27",
-    "dom-testing-library": "^3.15.0",
+    "dom-testing-library": "^3.16.1",
     "vue": "^2.5.21",
     "vue-template-compiler": "^2.5.21"
   },
   "devDependencies": {
-    "@babel/cli": "^7.2.0",
-    "@babel/core": "^7.2.0",
+    "@babel/cli": "^7.2.3",
+    "@babel/core": "^7.2.2",
     "@babel/plugin-proposal-object-rest-spread": "^7.2.0",
     "@babel/plugin-transform-runtime": "^7.2.0",
-    "@babel/preset-env": "^7.2.0",
+    "@babel/preset-env": "^7.2.3",
     "axios": "^0.18.0",
     "babel-core": "^7.0.0-bridge.0",
     "babel-eslint": "^10.0.1",
     "babel-jest": "^23.6.0",
     "coveralls": "^3.0.2",
-    "eslint": "^5.10.0",
+    "eslint": "^5.11.0",
     "eslint-config-standard": "^12.0.0",
     "eslint-plugin-import": "^2.14.0",
     "eslint-plugin-node": "^8.0.0",