Move docs to master branch

- build with script/build-docs
- deploy with script/deploy-docs

script/deploy-docs

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+set -ex
+
+pushd docs
+
+export GIT_DIR=.git-gh-pages
+export GIT_WORK_TREE=.
+
+if [ ! -d "$GIT_DIR" ]; then
+  git init
+fi
+
+if !(git remote | grep origin); then
+  git remote add origin git@github.com:orchardup/fig.git
+fi
+
+cp .gitignore-gh-pages .gitignore
+echo ".git-gh-pages" >> .gitignore
+
+git add -u
+git add .
+
+git commit -m "update" || echo "didn't commit"
+git push -f origin master:gh-pages
+
+rm .gitignore
+
+popd