Adjusted slow time for tests

Now that the testserves responds more slowly (to better simulate
real conditions), we need to adjust the mocha tests' slow times
accordingly.

test/depth.js

@@ -57,6 +57,7 @@ var depthTest = function(depth, linksToDiscover, behaviour) {
 };
 
 describe("Crawler max depth with resource override (old default behaviour)", function() {
+    this.slow("300ms");
 
     // depth: linksToDiscover
     var linksToDiscover = {
@@ -75,6 +76,8 @@ describe("Crawler max depth with resource override (old default behaviour)", fun
 });
 
 describe("Crawler max depth without fetching resources (new default behaviour)", function() {
+    this.slow("300ms");
+
     // depth: linksToDiscover
     var linksToDiscover = {
         0: 11, // links for depth 0

test/reliability.js

@@ -8,6 +8,7 @@ var should = chai.should();
 
 // Runs a very simple crawl on an HTTP server
 describe("Crawler reliability", function() {
+    this.slow("600ms");
 
     var Crawler = require("../");
 
@@ -51,6 +52,7 @@ describe("Crawler reliability", function() {
         var localCrawler = new Crawler("http://127.0.0.1:3000/");
         localCrawler.downloadUnsupported = false;
         localCrawler.maxConcurrency = 1;
+        localCrawler.discoverResources = false;
 
         localCrawler.queueURL("http://127.0.0.1:3000/img/1");
         localCrawler.queueURL("http://127.0.0.1:3000/img/2");

test/testcrawl.js

@@ -18,6 +18,7 @@ var makeCrawler = function (url) {
 };
 
 describe("Test Crawl", function() {
+    this.slow("200ms");
 
     it("should be able to be started", function(done) {
         var crawler = makeCrawler("http://127.0.0.1:3000/");