/// <summary>
/// Deletes key from the collection, if it exists
/// Returns true, if the key exists. False, if it does not exist
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public override bool DeleteKey(string key)
{
base.DeleteKey(key);
if (MockStorage.ContainsKey(key))
{
MockStorage.Remove(key);
return(true);
}
return(false);
}