'This function performs common merge operations.'

@classmethod
def _CommonMergeOps(cls, one, two):

    AppInclude.MergeManualScaling(one, two)
    one.admin_console = AdminConsole.Merge(one.admin_console, two.admin_console)
    one.vm = (two.vm or one.vm)
    one.vm_settings = VmSettings.Merge(one.vm_settings, two.vm_settings)
    if hasattr(one, 'beta_settings'):
        one.beta_settings = BetaSettings.Merge(one.beta_settings, two.beta_settings)
    one.env_variables = EnvironmentVariables.Merge(one.env_variables, two.env_variables)
    one.skip_files = cls.MergeSkipFiles(one.skip_files, two.skip_files)
    return one
