Also build doc after building lib

package.json

@@ -14,7 +14,7 @@
         "live-reload": "node ./node_modules/live-server/live-server.js docs",
         "sass-watch-lib": "sass --watch src/_main.scss docs/natural-layout.css",
         "sass-watch-docs": "sass --watch docs/docs.scss docs/docs.css",
-        "build": "rm -rf dist && sass src/_main.scss dist/natural-layout.css && cp -r src/ dist/scss && cp package.json dist && cd dist && yarn set-version",
+        "build": "rm -rf dist && sass src/_main.scss dist/natural-layout.css && cp -r src/ dist/scss && cp package.json dist && cd dist && yarn set-version && cd ../ && sass docs/docs.scss docs/docs.css",
         "set-version": "yarn version --no-git-tag-version --new-version `git describe --tags --always`",
         "release": "yarn build && cd dist && yarn publish --access public"
     },