fix linting and timeout issue

Author: Benjamin Coe

test/commands/expire.spec.js

@@ -24,7 +24,7 @@ describe("The 'expire' method", function () {
                 client.EXPIRE(["expiry key", "1"], helper.isNumber(1));
                 setTimeout(function () {
                     client.exists(["expiry key"], helper.isNumber(0, done));
-                }, 2000);
+                }, 3000);
             });
 
             afterEach(function () {

test/node_redis.spec.js

@@ -662,7 +662,7 @@ describe("The node_redis client", function () {
                                 // TODO: figure out why we emit an error on
                                 // even though we've enabled the offline queue.
                                 if (process.platform === 'win32') return;
-                                if (err) return done(err)
+                                if (err) return done(err);
                             });
 
                             return setTimeout(function(){