chore(deps): npm audit fix --force; update travis.yml (#380)

Author: johnjbarton

.travis.yml

@@ -7,6 +7,7 @@ node_js:
 before_install:
   - export DISPLAY=:99.0
   - sh -e /etc/init.d/xvfb start
+  - sleep 3 # Give xvfb time to to start
   - npm install -g npm
   - npm config set loglevel warn
 
@@ -15,3 +16,5 @@ before_script:
 
 script:
   - grunt
+
+dist: trusty # Impacts this script, eg xvfb

package-lock.json

@@ -44,11 +44,11 @@
     "grunt-conventional-changelog": "^6.1.0",
     "grunt-conventional-github-releaser": "^1.0.0",
     "grunt-eslint": "^21.0.0",
-    "grunt-karma": "1.x || ^0.12.0",
+    "grunt-karma": "^3.0.2",
     "grunt-npm": "^0.0.2",
     "grunt-simple-mocha": "^0.4.1",
     "ibrik": "^2.0.0",
-    "karma": "1.x || ^0.13.7",
+    "karma": "^4.2.0",
     "karma-coffee-preprocessor": "1.x || ^0.3.0",
     "karma-firefox-launcher": "1.x || ^0.1.6",
     "karma-mocha": "1.x || ^0.2.0",