add dockerfile for keystone
expose keystone ports and run
Merge pull request #1 from nonameentername/master

Add keystone docker file
add keystone postgres backend
Merge pull request #2 from nonameentername/master

add keystone postgres backend
add keystone readme file
Merge pull request #3 from nonameentername/master

add keystone readme file
add keystone readme file
Merge pull request #4 from nonameentername/master

add keystone readme file
add openldap keystone backend
Merge pull request #5 from nonameentername/master

add openldap keystone backend