Update dependencies.

package.json

@@ -54,12 +54,12 @@
     "grunt-exec": "~0.4.6",
     "grunt-html": "~4.0.2",
     "grunt-jekyll": "~0.4.2",
-    "grunt-jscs": "~1.6.0",
+    "grunt-jscs": "~1.8.0",
     "grunt-saucelabs": "~8.6.1",
     "grunt-sed": "twbs/grunt-sed#v0.2.0",
     "load-grunt-tasks": "~3.1.0",
-    "markdown-it": "^4.1.1",
-    "npm-shrinkwrap": "^200.1.0",
+    "markdown-it": "^4.2.0",
+    "npm-shrinkwrap": "^200.4.0",
     "time-grunt": "^1.1.1"
   },
   "engines": {

test-infra/npm-shrinkwrap.json

@@ -247,8 +247,8 @@
               "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-0.2.0.tgz"
             },
             "caniuse-db": {
-              "version": "1.0.30000149",
-              "resolved": "https://registry.npmjs.org/caniuse-db/-/caniuse-db-1.0.30000149.tgz"
+              "version": "1.0.30000150",
+              "resolved": "https://registry.npmjs.org/caniuse-db/-/caniuse-db-1.0.30000150.tgz"
             },
             "num2fraction": {
               "version": "1.1.0",
@@ -2349,14 +2349,8 @@
                   "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.4.tgz"
                 },
                 "tough-cookie": {
-                  "version": "1.0.0",
-                  "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.0.0.tgz",
-                  "dependencies": {
-                    "punycode": {
-                      "version": "1.3.2",
-                      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz"
-                    }
-                  }
+                  "version": "1.1.0",
+                  "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.1.0.tgz"
                 },
                 "tunnel-agent": {
                   "version": "0.4.0",
@@ -2679,14 +2673,8 @@
                       "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.4.tgz"
                     },
                     "tough-cookie": {
-                      "version": "1.0.0",
-                      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.0.0.tgz",
-                      "dependencies": {
-                        "punycode": {
-                          "version": "1.3.2",
-                          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz"
-                        }
-                      }
+                      "version": "1.1.0",
+                      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.1.0.tgz"
                     },
                     "tunnel-agent": {
                       "version": "0.4.0",
@@ -3169,16 +3157,16 @@
       }
     },
     "grunt-jscs": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/grunt-jscs/-/grunt-jscs-1.6.0.tgz",
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/grunt-jscs/-/grunt-jscs-1.8.0.tgz",
       "dependencies": {
         "hooker": {
           "version": "0.2.3",
           "resolved": "https://registry.npmjs.org/hooker/-/hooker-0.2.3.tgz"
         },
         "jscs": {
-          "version": "1.12.0",
-          "resolved": "https://registry.npmjs.org/jscs/-/jscs-1.12.0.tgz",
+          "version": "1.13.0",
+          "resolved": "https://registry.npmjs.org/jscs/-/jscs-1.13.0.tgz",
           "dependencies": {
             "chalk": {
               "version": "1.0.0",
@@ -3241,8 +3229,8 @@
               "resolved": "https://registry.npmjs.org/esprima/-/esprima-1.2.5.tgz"
             },
             "esprima-harmony-jscs": {
-              "version": "1.1.0-templates",
-              "resolved": "https://registry.npmjs.org/esprima-harmony-jscs/-/esprima-harmony-jscs-1.1.0-templates.tgz"
+              "version": "1.1.0-bin",
+              "resolved": "https://registry.npmjs.org/esprima-harmony-jscs/-/esprima-harmony-jscs-1.1.0-bin.tgz"
             },
             "estraverse": {
               "version": "1.9.3",
@@ -3324,6 +3312,10 @@
                 }
               }
             },
+            "pathval": {
+              "version": "0.1.1",
+              "resolved": "https://registry.npmjs.org/pathval/-/pathval-0.1.1.tgz"
+            },
             "prompt": {
               "version": "0.2.14",
               "resolved": "https://registry.npmjs.org/prompt/-/prompt-0.2.14.tgz",
@@ -3689,14 +3681,8 @@
                   "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.4.tgz"
                 },
                 "tough-cookie": {
-                  "version": "1.0.0",
-                  "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.0.0.tgz",
-                  "dependencies": {
-                    "punycode": {
-                      "version": "1.3.2",
-                      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz"
-                    }
-                  }
+                  "version": "1.1.0",
+                  "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-1.1.0.tgz"
                 },
                 "tunnel-agent": {
                   "version": "0.4.0",