Swan-sdk

What's Changed
* add interface for custom instance by alphaflows in https://github.com/swanchain/python-swan-sdk/pull/80


**Full Changelog**: https://github.com/swanchain/python-swan-sdk/compare/v0.1.2...v0.1.3

What's Changed
* disable contract info verification by swan-alexchen in https://github.com/swanchain/python-swan-sdk/pull/76

**Full Changelog**: https://github.com/swanchain/python-swan-sdk/compare/v0.1.1...v0.1.2

- add dynamic pricing
- update resources interface
- update payment methods

- add ip whitelist parameter
- optimize resources interface

- add storage resource
- add class-based response model

- add instance type
- update create task interface