Fix linting.

Author: RubenVerborgh

lib/util/RdfUtil.js

@@ -147,8 +147,9 @@ util.addBinding = function (bindings, left, right) {
       bindings[left] = right;
     // The right-hand side should be consistent with the binding
     else if (right !== bindings[left]) {
-      throw new Error(['Cannot bind', left, 'to', right,
-                       'because it was already bound to', bindings[left] + '.'].join(' '));
+      throw new Error([
+        'Cannot bind', left, 'to', right,
+        'because it was already bound to', bindings[left] + '.'].join(' '));
     }
   }
   // Both are constants, so they should be equal for a successful binding

package.json

@@ -41,7 +41,7 @@
   },
   "devDependencies": {
     "chai": "^3.5.0",
-    "eslint": "^3.8.1",
+    "eslint": "^3.9.1",
     "jsdoc": "^3.4.2",
     "mocha": "^3.1.2",
     "pre-commit": "^1.1.3",