doc: add README for the repo

dbkinder · lijinxia · commit 052047556beb · 2018-05-11T14:44:27.000+08:00
Signed-off-by: David B. Kinder &lt;david.b.kinder@intel.com&gt;
diff --git a/doc/README.md b/doc/README.md
@@ -0,0 +1,5 @@
+# Project ACRN Documentation Repo
+
+This repository hold the source and configuration files used to generate the
+Project ACRN documentation web site published to
+https://projectacrn.github.io/acrn-documentation
