RadioAstronomySoftwareGroup/pyuvsim: Version 1.2.1

This version adds support for catalogs from skyh5 files (pyradiosky format), fixes several bugs and adds improved testing and documentation.

Full details are in our changelog and in the automatically generated details below.

• MPI-enabled tests by @aelanman in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/310
• New ref sims by @dseitova in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/317
• Rma gather by @aelanman in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/313
• Default pixel interp by @aelanman in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/321
• account for history not being round-tripped through SkyModelData by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/322
• Add documentation on contributing and our code of conduct. by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/323
• Fix filename in the 2nd reference sim readme by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/324
• use new github action syntax for add-path and set-env. use path in tests by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/326
• Make clearer why we think pyvusim is a reference simulator by @dannyjacobs in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/320
• Distribute random source uniformly by solid angle by @aelanman in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/329
• Fix CI and bugs in our standard yaml file by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/331
• Fix reading catalog files via pyradiosky by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/337
• Parallel test bug resolution by @aelanman in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/342
• Progbar update by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/345
• remove sleep from pbar update loop by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/347
• re-enable codecov uploads by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/352
• add vis-cpu to the herasim yaml. it is now a separate package by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/350
• Update Ntasks calc by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/349
• update RTD build to use python 3.8, fix errors and warnings from new pyuvdata/pyradiosky versions by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/353
• Propagate Clobber to skyh5 and uvh5 by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/351
• fix: SkyModelData.name must be an array not a list by @steven-murray in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/357
• update codecov action from 1.5.2 to 2.0.2 by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/359
• Use the conda yaml maintained in hera_sim for those tests by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/367
• Add handling and checking for x_orientation by @bhazelton in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/363
• Update Reference Sim Doc by @mkolopanis in https://github.com/RadioAstronomySoftwareGroup/pyuvsim/pull/364

Full Changelog: https://github.com/RadioAstronomySoftwareGroup/pyuvsim/compare/v1.2.0...v1.2.1