add a iiif info.json fixture

spec/fixtures/mlk_info.json

@@ -0,0 +1,45 @@
+{
+  "@context": "http://iiif.io/api/image/2/context.json",
+  "@id": "https://stacks.stanford.edu/image/iiif/hg676jb4964%252F0380_796-44",
+  "width": 5426,
+  "height": 3820,
+  "protocol": "http://iiif.io/api/image",
+  "sizes": [
+    {
+      "height": 239,
+      "width": 340
+    },
+    {
+      "height": 478,
+      "width": 679
+    },
+    {
+      "height": 955,
+      "width": 1357
+    },
+    {
+      "height": 1910,
+      "width": 2713
+    },
+    {
+      "height": 3820,
+      "width": 5426
+    }
+  ],
+  "tiles": [
+    {
+      "width": 1024,
+      "height": 1024,
+      "scaleFactors": [
+        1,
+        2,
+        4,
+        8,
+        16
+      ]
+    }
+  ],
+  "profile": [
+    "http://iiif.io/api/image/2/level0.json"
+  ]
+}

spec/karma.conf.js

@@ -16,7 +16,15 @@ module.exports = function(config) {
     // list of files / patterns to load in the browser
     files: [
       './../node_modules/leaflet/dist/leaflet.js',
-      './**/*.js'
+      './../node_modules/jquery/dist/jquery.js',
+      './../leaflet-iiif.js',
+      './**/*.js',
+      {
+        pattern: './fixtures/*.json',
+        watched: true,
+        served:  true,
+        included: false,
+      }
     ],