* [x] Parse command line options.
* [x] Update Xcode server status.
* [x] Create Xcode bots from new PRs.
* [x] Start rough version of the Mac app.
* [x] Update integration status in GitHub.
* [x] Clean up command line app logging and messages.
* [x] Polish Documentation.

xcode-github - Creates an Xcode test bots for new GitHub PRs.

usage: xcode-github [-dhsVv] -g <github-auth-token>
                 -t <bot-template> -x <xcode-server-domain-name>


  -d, --dryrun
      Dry run. Print what would be done.

  -g, --github <github-auth-token>
      A GitHub auth token that allows checking the status of a repo
      and change a PR's status.

  -h, --help
      Print this help information.

  -r, --repeat
      Repeat forever.

  -s, --status
      Only print the status of the xcode server bots and quit.

  -t --template <bot-template>
      An existing bot on the xcode server that is used as a template
      for the new GitHub PR bots.

  -V, --version
      Show version and exit.

  -v, --verbose
      Verbose. Extra 'v' increases the verbosity.

  -x, --xcodeserver <xcode-server-domain-name>
      The network name of the xcode server.

GitHub "New PR" Event -> xcode-github clones a new Xcode bot based on an existing bot
    Changes GitHub status to pending
    Xcode runs the test bot
    Changes GitHub status to success or fail.
GitHub "Close PR" Event -> xcode-github deletes Xcode Bot

    GET https://server.mycompany.com:20343/api/bots
    curl -k https://esmith.local:20343/api/bots

    POST https://server.mycompany.com:20343/api/bots/{bot-id}/duplicate
    Headers
        Content-Type: application/json
    Body
         The properties to be set after the bot has been duplicated.

curl --insecure --request POST \
    --header 'Content-Type: application/json' \
    --data '{ "name": "My new bot" }' \
    https://esmith.local:20343/api/bots/1a023fbac7f749ede507153bb43e75e3

DELETE https://server.mycompany.com:20343/api/bots/{bot-id}
curl --insecure --request DELETE https://esmith.local:20343/api/bots/1a023fbac7f749ede507153bb43e75e3`

GET https://esmith.local:20343/api/bots/{bot-id}/integrations?last=1
curl -k https://esmith.local:20343/api/bots/1a023fbac7f749ede507153bb43d6878/integrations?last=1

POST https://esmith.local:20343/api/bots/{bot-id}/integrations

    {
        shouldClean: true
    }

    curl \
        --header 'Accept: application/vnd.github.v3+json' \
        --header 'Authorization: token 13e499f7d9ba4fca42e4715558d1e5bc30a6a4e9' \
        https://api.github.com/repos/BranchMetrics/ios-branch-deep-linking/pulls?state=open\&sort=created\&direction=desc \
        | prettyjson

POST /repos/:owner/:repo/statuses/:sha

    {
      "state": "success",
      "target_url": "https://example.com/build/status",
      "description": "The build succeeded!",
      "context": "continuous-integration/jenkins"
    }

GET /repos/:owner/:repo/commits/:ref/statuses

    curl \
        --header 'Accept: application/vnd.github.v3+json' \
        --header 'Authorization: token 13e499f7d9ba4fca42e4715558d1e5bc30a6a4e9' \
        https://api.github.com/repos/BranchMetrics/ios-branch-deep-linking/commits/push-notifications/statuses

[{
    "avatar_url" = "https://avatars1.githubusercontent.com/u/1229047?v=4";
    context = "continuous-integration/xcode-github";
    "created_at" = "2018-11-14T20:10:27Z";
    creator =     {
        "avatar_url" = "https://avatars1.githubusercontent.com/u/1229047?v=4";
        "events_url" = "https://api.github.com/users/E-B-Smith/events{/privacy}";
        "followers_url" = "https://api.github.com/users/E-B-Smith/followers";
        "following_url" = "https://api.github.com/users/E-B-Smith/following{/other_user}";
        "gists_url" = "https://api.github.com/users/E-B-Smith/gists{/gist_id}";
        "gravatar_id" = "";
        "html_url" = "https://github.com/E-B-Smith";
        id = 1229047;
        login = "E-B-Smith";
        "node_id" = "MDQ6VXNlcjEyMjkwNDc=";
        "organizations_url" = "https://api.github.com/users/E-B-Smith/orgs";
        "received_events_url" = "https://api.github.com/users/E-B-Smith/received_events";
        "repos_url" = "https://api.github.com/users/E-B-Smith/repos";
        "site_admin" = 0;
        "starred_url" = "https://api.github.com/users/E-B-Smith/starred{/owner}{/repo}";
        "subscriptions_url" = "https://api.github.com/users/E-B-Smith/subscriptions";
        type = User;
        url = "https://api.github.com/users/E-B-Smith";
    };
    description = "Creating Xcode bot...";
    id = 5804895119;
    "node_id" = MDEzOlN0YXR1c0NvbnRleHQ1ODA0ODk1MTE5;
    state = pending;
    "target_url" = "<null>";
    "updated_at" = "2018-11-14T20:10:27Z";
    url = "https://api.github.com/repos/BranchMetrics/xcode-github/statuses/55fa5949e8d8ad6879df2333a21b69228eb90f67";
}]

curl -k https://esmith.local:20343/api/bots | prettyjson
curl -k https://esmith.local:20343/api/bots/1a023fbac7f749ede507153bb43d6878/integrations?last=1 | prettyjson

Integration Link in Status Message:
  https://stlt.herokuapp.com/v1/xcs_deeplink/qabot.stage.branch.io/f58eba9902ec5f7f8dd96c518f88b617/fe902cbba44b59ff95b81a640158bc6f
    =>
  xcbot://qabot.stage.branch.io/botID/f58eba9902ec5f7f8dd96c518f88b617/integrationID/fe902cbba44b59ff95b81a640158bc6f