Revert "fix: make version consisten for react, react-dom and styled-components'"

This reverts commit 89c5d657a7.

packages/website/package.json

@@ -38,6 +38,7 @@
         "@types/react-syntax-highlighter": "^0.0.8",
         "@types/styled-components": "4.1.1",
         "accounting": "^0.4.1",
+        "basscss": "^8.0.3",
         "blockies": "^0.0.2",
         "bowser": "^1.9.3",
         "deep-equal": "^1.0.1",
@@ -53,7 +54,7 @@
         "polished": "^1.9.2",
         "query-string": "^6.0.0",
         "rc-slider": "^8.6.3",
-        "react": "^16.5.2",
+        "react": "^16.4.2",
         "react-copy-to-clipboard": "^5.0.0",
         "react-document-title": "^2.0.3",
         "react-dom": "^16.4.2",