* add_dqfd

* Is_expert to is_expert

* modify according to the last commnets

* value_gamma; done; marginloss; sqil compatibility

* finally shorten the code, revise config

* revise config, style

* add_readme/two_more_config

* correct format
Co-authored-by: Nniuyazhe <niuyazhe@sensetime.com>

* refactor(nyz): refactor read_config to 3 different function interface

* feature(nyz): enable env_setting param in entry

* polish(nyz): remove redundant code and global declaration

* polish(nyz): remove flag in import_helper

* polish(nyz): remove unused import

* style(nyz): correct format