- remove overly restrictive `cartopy` version constrain - rotation now raises an error if it not does converge
1.4.1
- fix 25 - some minor updates in Readme
1.4.0
more significance testing! added an iterative permutation approach based on Winkler et al. 2020
1.3.0
Release dedicated to help assessing mode significance: * North's Rule of thumb * Rule N * Bootstrap
1.2.0
New in this release * much more efficient algorithm in terms of both time and memory * significance testing via Rule N * increased stability of complex PCA/MCA by providing flexible period parameter
1.1.0
- add variance method - truncate method now works correctly - bugfix of incorrect pcs/eofs 'eigen' scaling