negative gpgkey tests
removed manual status from implemented tests
added exception for else part and handling it in test too
using assertRaise to catch the exception
Added functions to Enable and Sync RedHat Repositories
fixed login issue with normal user
removed unittest import
generating random org
converted few to data-driven
more data-diven
fixed the ddt test failures for Org
Updated the sync related functions
Updated sample output in create_repos_tree for simplicity
Updated output in create_repos_tree for simplicity
fixed the ddt test failures for Org
Moved constants to test module
fixed the ddt test failures for Org
fixed the ddt test failures for Org
Updated and cleaned up README.

Moved to MarkDown formatting and cleaned up the README file.
Merge pull request #437 from omaciel/mark-me-down

Updated and cleaned up README.