'Initialize the configuration manager.'

def __init__(self):

    self.context = []
    self.raw_data = OrderedYamlDict()
    self.files = []
    self.writeback = None
    self.writeback_data = OrderedYamlDict()
    self.global_override = dict()
    self.context_descriptions = {}
    self.constants = set()
    self.valid_contexts = set()
    self.type_infos = type_info.TypeDescriptorSet()
    self.defaults = {}
    self.FlushCache()
    self.initialized = False
    self.DeclareBuiltIns()
