Create README.md

Author: hifocus

README.md

@@ -0,0 +1,13 @@
+**Use at own risk**
+
+File Downloaded from: https://www.dropbox.com/s/iampc7prd9y7cqf/oneinstack-full.tar.gz?dl=1
+MD5: `b2947bac8cb66d54fcd90d30e406598f`
+
+Before installation, block the below domains at `/etc/hosts`:
+
+```
+0.0.0.0 mirrors.linuxeyes.com
+0.0.0.0 mirrors.oneinstack.com
+```
+
+Reference: https://github.com/oneinstack/oneinstack/issues/487