neuropsychology/NeuroKit: 0.0.38

What's New 0.0.38 (#258) @DominiqueMakowski [feature] HRV Poincaré fixes and other non-linear HRV improvements (#282) @DominiqueMakowski [features] Add nk.eog_plot() (#283) @zen-juen [feature] PPG process pipeline (#288) @DominiqueMakowski [docs] README improvements (#277) @DominiqueMakowski [features] Improve signal_plot() (#286) @zen-juen [API] API of signal_period() and signal_rate() (#276) @Tam-Pham Attempt to fix failing CI (#280) @hungpham2511 [feature] add new method for signal_psd() (#273) @Tam-Pham [feature] Blink detection improvements (#269) @DominiqueMakowski [CI] update test workflows (#262) @Tam-Pham [docs] Add ECG delineation abilities to README (#272) @zen-juen [CI] more pylint fixes (#266) @DominiqueMakowski [fix] hrv_nonlinear: changed SD2/SD1 ratio of Poincaré to SD1/SD2 (#264) @richrobe [feature] SSA-based Single-channel decomposition methods (#263) @DominiqueMakowski [feature] EOG processing: add blink detection method and cleaning methods (#260) @DominiqueMakowski Improve release drafter action (#259) @DominiqueMakowski Thanks to @DominiqueMakowski, @JanCBrammer, @Tam-Pham, @hungpham2511, @richrobe, @sangfrois and @zen-jue