chore(version): update the version of dependency minijasminenode

This is notable because in the newer 0.2.6 version of minijasminenode,
ddescribe and iit are supported. These should be available after running
an 'npm update'.

package.json

@@ -13,7 +13,7 @@
   "author": "Julie Ralph <[email protected]>",
   "dependencies": {
     "selenium-webdriver": "~2.37.0",
-    "minijasminenode": "~0.2.4",
+    "minijasminenode": "~0.2.6",
     "saucelabs": "~0.1.0",
     "glob": ">=3.1.14",
     "adm-zip": ">=0.4.2",