Rubocop: Fixing rainbow gem error

Fixing rubocop error: undefined method `color' for ".":String
Adding gpg hammer bindings
updating gem dependenccy on hammer_cli_foreman
1054362 - Ping command should return status based on backend services
being up or down

returns 0 when all services are OKAY, 1 otherwise
Content views: support for view repositories
ping command - avoid showing fields with blank or nil values
Initial content views work
Content views: support for view repositories
Content Views: Adding more fields, renamed command
Content Views - initial support for filters

Initial support includes:
- create, remove, update, delete of filters

During create/update, the parameters will be passed by passing
a file that contains json format.  In the future, we'll also add
ability to specify them via the CLI.

The following is an example of a json file for a pkg filter:
{
  "units":[
    {
      "name":"zip",
      "version":"10.0",
      "inclusion":"true"
    },
    {
      "name":"zap",
      "version":"1.0",
      "inclusion":"false"
    }
  ]
}
Wat