Cli performs initial CLI configuration.

ExternalCmd configures external commands.

GetCliOpts returns Tarantool CLI options from the config file located at path configurePath.

GetDaemonOpts returns tt daemon options from the config file located at path configurePath.

GetDefaultCliOpts returns `CliOpts` filled with default values.

GetDefaultCliOpts returns `CliOpts` filled with default values.

ValidateCliOpts checks for ambiguous config options.

instancesEnabledDirName is a default instances enabled directory name.