Fix tests

package.json

@@ -67,13 +67,13 @@
     "gulp-sourcemaps": "^1.6.0",
     "gulp-uglify": "^1.5.2",
     "joi": "^6.10.1",
-    "karma": "^0.13.19",
+    "karma": "^6.4.0",
-    "karma-browserify": "^5.0.1",
+    "karma-browserify": "^8.1.0",
-    "karma-chrome-launcher": "^0.2.2",
+    "karma-chrome-launcher": "^3.2.0",
-    "karma-coverage": "^0.5.3",
+    "karma-coverage": "^2.2.1",
-    "karma-mocha": "^0.2.1",
+    "karma-mocha": "^2.0.1",
-    "karma-mocha-reporter": "^1.1.5",
+    "karma-mocha-reporter": "^2.2.5",
-    "karma-source-map-support": "^1.1.0",
+    "karma-source-map-support": "^1.4.0",
     "karma-threshold-reporter": "^0.1.15",
     "mocha": "^2.3.4",
     "postcss": "^5.0.14",

test/karma.conf.js

@@ -24,24 +24,10 @@ module.exports = function(config) {
         [
           'stringify',
           {
-            extensions: ['.html', '.tpl']
+            extensions: ['.html', '.tpl', '.css']
           }
         ],
         'deamdify',
-        [
-          'sassify',
-          {
-            base64Encode: false,
-            sourceMap: false,
-            sourceMapEmbed: false,
-            sourceMapContents: false,
-            outputStyle: 'compact',
-            includePaths: [].concat(
-              require('bourbon').includePaths,
-              'src/styles'
-            )
-          }
-        ],
         [
           'browserify-istanbul',
           {