Updated top level README.md

README.md

@@ -1 +1,11 @@
-# comanage-registry-docker
+# COmanage Registry Docker
+
+Dockerfile templates and associated files to 
+build images for 
+[COmanage Registry](https://spaces.internet2.edu/display/COmanage/Home).
+
+* [COmanage Registry](comanage-registry/README.md) (no authentication, primarily for developers)
+* [COmanage Registry](comanage-registry-basic-auth/README.md) with Apache HTTP Server Basic Authentication
+* [COmanage Registry](comanage-registry-shibboleth-sp/README.md) with Shibboleth Native SP for Apache Authentication
+* [Example PostgreSQL](comanage-registry-postgres/README.md) image for use with COmanage Registry
+* [Example Docker Compose](compose/README.md) file for deploying COmanage Registry