Bump dev dependencies

Author: brandon93s

package.json

@@ -27,12 +27,12 @@
     "cheerio": "^1.0.0-rc.2"
   },
   "devDependencies": {
-    "ava": "^0.22.0",
-    "eslint": "^4.4.0",
-    "eslint-config-standard": "^10.2.1",
-    "eslint-plugin-import": "^2.7.0",
-    "eslint-plugin-node": "^5.1.1",
-    "eslint-plugin-promise": "^3.5.0",
+    "ava": "^0.25.0",
+    "eslint": "^4.19.1",
+    "eslint-config-standard": "^11.0.0",
+    "eslint-plugin-import": "^2.10.0",
+    "eslint-plugin-node": "^6.0.1",
+    "eslint-plugin-promise": "^3.7.0",
     "eslint-plugin-standard": "^3.0.1"
   }
 }