Loads local.settings.json into environment variables for acceptance testing functions

Acceptance-Test-Config-Loader.cs

var config = JObject.Parse(File.ReadAllText(Path.Join(Directory.GetCurrentDirectory(), "local.settings.json")));
foreach (var configOption in config["Values"])
{
    var option = (JProperty) configOption;
    var key = option.Name;
    var value = option.Value.ToString();
    Environment.SetEnvironmentVariable(key, value);
}