version 3.0.0 API Docs (#4943)

* Adds documentation and docs generation upon merge

* nits

release_docs.sh

@@ -0,0 +1,29 @@
+#!/bin/sh -e
+set -x
+if [ "${TRAVIS_REPO_SLUG}" = "" ];
+then
+  echo "Cannot release docs without TRAVIS_REPO_SLUG set"
+  exit 0;
+fi
+REPO="https://github.com/${TRAVIS_REPO_SLUG}"
+
+rm -rf docs
+git clone -b gh-pages --single-branch $REPO ./docs
+cd docs
+git pull origin gh-pages
+cd ..
+
+DEST="master"
+
+if [ "${TRAVIS_TAG}" != "" ];
+then
+  DEST="${TRAVIS_TAG}"
+  # change the default page to the latest
+  echo "<meta http-equiv='refresh' content='0; url=/parse-server/api/${DEST}'>" > "docs/api/index.html"
+fi
+
+npm run docs
+
+rm -rf docs/api/*
+mkdir -p "docs/api/${DEST}"
+cp -R out/* "docs/api/${DEST}"