Racs-tools

What's Changed
* Refactor getnoise by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/23


**Full Changelog**: https://github.com/AlecThomson/RACS-tools/compare/v2.1.0...v2.1.1

What's Changed
* Better main args by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/21
* General bug fixes

**Full Changelog**: https://github.com/AlecThomson/RACS-tools/compare/v2.0.2...v2.1.0

What's Changed
* Add nan_to_num for casa by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/19


**Full Changelog**: https://github.com/AlecThomson/RACS-tools/compare/v2.0.1...v2.0.2

What's Changed
* Scripting by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/17
* Bring in changes from Wasim's AXA1700 fixes by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/15
* Axa 1700 by AlecThomson in https://github.com/AlecThomson/RACS-tools/pull/18


**Full Changelog**: https://github.com/AlecThomson/RACS-tools/compare/v1.2.0...v2.0.1

**Full Changelog**: https://github.com/AlecThomson/RACS-tools/compare/v1.1.4...v2.0.0

- New API - easier to run inside script 16
- Full support for CASA beamtables
- Upgrades to support incoming ASKAP pipeline updates 14 - reference PSF is now controllable and defaults to ref. pixel.