build: Update linters

Change-Id: I20e4794d0f565a284917f35d15736e3f33523856

.eslintrc.json

@@ -1,8 +1,7 @@
 {
 	"extends": "wikimedia",
 	"env": {
-		"browser": true,
-		"qunit": true
+		"browser": true
 	},
 	"globals": {
 		"$": false,
@@ -10,6 +9,7 @@
 		"OO": false
 	},
 	"rules": {
-		"dot-notation": [ "error", { "allowKeywords": true } ]
+		"dot-notation": [ "error", { "allowKeywords": true } ],
+		"max-len": 0
 	}
 }

package.json

@@ -4,15 +4,16 @@
     "test": "grunt test"
   },
   "devDependencies": {
-    "eslint-config-wikimedia": "0.5.0",
-    "grunt": "1.0.1",
+    "eslint-config-wikimedia": "0.7.2",
+    "eslint-plugin-qunit": "3.3.1",
+    "grunt": "1.0.3",
     "grunt-banana-checker": "0.6.0",
-    "grunt-eslint": "20.1.0",
+    "grunt-eslint": "21.0.0",
     "grunt-jsonlint": "1.1.0",
-    "grunt-stylelint": "0.9.0",
+    "grunt-stylelint": "0.10.1",
     "grunt-svgmin": "5.0.0",
-    "stylelint": "8.2.0",
-    "stylelint-config-wikimedia": "0.4.2"
+    "stylelint": "9.2.0",
+    "stylelint-config-wikimedia": "0.4.3"
   },
   "eslintIgnore": [
     "lib/**",

tests/qunit/.eslintrc.json

@@ -0,0 +1,9 @@
+{
+	"extends": [
+		"wikimedia/qunit",
+		"../../.eslintrc.json"
+	],
+	"env": {
+		"qunit": true
+	}
+}

tests/qunit/ext.uls.tests.js

@@ -63,7 +63,9 @@
 			assert.ok( successSave, 'Options saving API did not produce an error.' );
 			// Delete old options
 			prefs.set( prefName, undefined );
-			prefs.save( done );
+			prefs.save( function () {
+				done();
+			} );
 		} );
 	} );