Clouddrift

What's Changed
* Subset_fix by philippemiron in https://github.com/Cloud-Drift/clouddrift/pull/261


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.21.0...v0.21.1

This release introduces a new module `wavelet` that contains various functions for implementing wavelet analyses in general, and analytic Morse wavelets in particular. This module is mostly based on Jonathan Lilly's jLab Matlab toolbox.

What's Changed
* Rowsize everywhere by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/246
* More general subset by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/248
* Sphere-to-3d by selipot in https://github.com/Cloud-Drift/clouddrift/pull/247
* Relicense to MIT by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/249
* sphere_to_cartesian -> spherical_to_cartesian and cartesian_to_sphere… by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/253
* Allow time to be 1-d if u,v or lon,lat are n-d by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/252
* docs: copy button by philippemiron in https://github.com/Cloud-Drift/clouddrift/pull/255
* start of wavelet module by selipot in https://github.com/Cloud-Drift/clouddrift/pull/240


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.20.1...v0.21.0

What's Changed
* count->rowsize gdp by selipot in https://github.com/Cloud-Drift/clouddrift/pull/234
* Nd-signal by selipot in https://github.com/Cloud-Drift/clouddrift/pull/228
* Update mosaic.py by selipot in https://github.com/Cloud-Drift/clouddrift/pull/236
* Unittest actions by philippemiron in https://github.com/Cloud-Drift/clouddrift/pull/242
* More flexible gdp adapter by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/237
* Add pandas to dependencies by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/238
* Include start_* vars in GDP 6-hourly and hourly experimental by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/239
* Fix N-d velocity and position functions with `time_axis` by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/243


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.20.0...v0.20.1

What's Changed
* MOSAiC adapter by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/217
* signal module by selipot in https://github.com/Cloud-Drift/clouddrift/pull/219
* rotary transform function by selipot in https://github.com/Cloud-Drift/clouddrift/pull/225
* MOSAiC dataset by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/220


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.19.0...v0.20.0

What's Changed
* Rename `rowsize` to `count` by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/212
* Begin reworking the Usage page in the docs by milancurcic in https://github.com/Cloud-Drift/clouddrift/pull/213


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.18.0...v0.19.0

What's Changed
* option to use processes by philippemiron in https://github.com/Cloud-Drift/clouddrift/pull/198
* change how rowsize is recalculated by philippemiron in https://github.com/Cloud-Drift/clouddrift/pull/210


**Full Changelog**: https://github.com/Cloud-Drift/clouddrift/compare/v0.17.0...v0.18.0