Fix README

README.md

 
 # WARNING:
 
-Make backups of target docker-registry/containers/tags to avoid loosing data.
+Make backups of target docker-registry to avoid losing data.
 
 This script stops the Registry container during cleanup to prevent corruption, making it temporarily unavailable to clients.
 
 
 Note:
 
-Paths other than ``/root/.docker`` path may be specified with the ``**DOCKER_CERT_PATH**`` environment variable.  In any case, your ``~/.docker/*.pem`` files should be in the server to be able to run as a client against itself.
+Paths other than ``/root/.docker`` path may be specified with the ``DOCKER_CERT_PATH`` environment variable.  In any case, your ``~/.docker/*.pem`` files should be in the server to be able to run as a client against itself.