chore(package): upgrade react and react-dom to 16

remarkablemark · remarkablemark · commit 4802b928ef30 · 2017-10-01T14:44:00.000-04:00
And update test fixtures as `ReactDOMServer.renderToStaticMarkup()`
has changed in its output compared to the previous major version.
diff --git a/package.json b/package.json
@@ -37,13 +37,12 @@
     "eslint": "^4.1.1",
     "istanbul": "^0.4.5",
     "mocha": "^3.4.2",
-    "react": "^15.4",
-    "react-dom": "^15.4",
+    "react": "^16",
+    "react-dom": "^16",
     "webpack": "^3.0.0"
   },
   "peerDependencies": {
-    "react": "^15.4",
-    "react-dom": "^15.4"
+    "react": "^0.14 || ^15 || ^16"
   },
   "license": "MIT"
 }
diff --git a/test/helpers/mocks.json b/test/helpers/mocks.json
@@ -4,7 +4,7 @@
     "multiple": "<p>foo</p><p>bar</p>",
     "nested": "<div><p>foo <em>bar</em></p></div>",
     "attributes": "<hr id=\"foo\" class=\"bar baz\" style=\"background: #fff; text-align: center;\" data-foo=\"bar\" />",
-    "complex": "<html><head><meta charset=\"utf-8\"/><title>Title</title><link rel=\"stylesheet\" href=\"style.css\"/></head><body><header id=\"header\">Header</header><h1 style=\"color:#000;font-size:42px;\">Heading</h1><hr/><p>Paragraph</p><img src=\"image.jpg\"/><div class=\"class1 class2\">Some <em>text</em>.</div><script>alert();</script></body></html>",
+    "complex": "<html><head><meta charSet=\"utf-8\"/><title>Title</title><link rel=\"stylesheet\" href=\"style.css\"/></head><body><header id=\"header\">Header</header><h1 style=\"color:#000;font-size:42px\">Heading</h1><hr/><p>Paragraph</p><img src=\"image.jpg\"/><div class=\"class1 class2\">Some <em>text</em>.</div><script>alert();</script></body></html>",
     "textarea": "<textarea>foo</textarea>",
     "script": "<script>alert(1 < 2);</script>",
     "style": "<style>body > .foo { color: #f00; }</style>",
