Merge pull request #68 from sean-kang/master

Documentation update
fixing underline formatting
Merge pull request #69 from enStratus/formatting

fixing underline formatting
adding missing prettytable requirement
Merge pull request #70 from enStratus/pretty_table

adding missing prettytable requirement
changing contact email and owner
Merge pull request #71 from enStratus/modify_setup

changing contact email and owner
fixing prettytable dependency
Merge pull request #72 from enStratus/requires_directive

fixing prettytable dependency
A document of dcm-list-groups.
A document of dcm-list-clouds. fixed typo in dcm-list-groups.
A document of dcm-list-machine-images.
A document of dcm-list-users.
Merge branch 'master' of github.com:enStratus/mixcoatl