change config

What's Changed

• add set_many and delete_many by @Zombie123456 in #7
• fix(delete_many): parameter type by @Colsrch in #10
• 持久化功能 (#8) by @YuzhenQin in #12
• test: fix the influence of singleton on test cases by @topkie in #14
• 修改配置的传入方式，优化部分逻辑 by @Zombie123456 in #15
• change version by @Zombie123456 in #16

New Contributors

• @Colsrch made their first contribution in #10
• @topkie made their first contribution in #14

Full Changelog: 0.1.4...v0.1.5