NEWS.md
In hafen/hbgd: Healthy birth, growth & development

Add fit-less trajectory plot method (0.3.7)
Add trellsicope and cognostics for regular trajectory (0.3.7)
Add print method for fitObj (0.3.7)
Make by_subject classed object (0.3.7)
Update check_data to only print color in terminal (0.3.7)
Major revision of hbgd labels (0.3.5)
Add get_fit_holdout_errors() function for inspecting errors (0.3.5)
Fix issue dealing with holdouts for some methods (0.3.5)
Cut off axis labels for summary plots if they are too long (0.3.5)
Add very preterm INTERGROWTH standard (0.3.4)
(BREAKING CHANGE) Change 'prenatal' to 'fetal' for INTERGROWTH standards (0.3.4)
Adapt fit_method.brokenstick() to brokenstick 0.30 (0.3.4)
Add packagedocs (0.3.4)
Add plot example for fit_trajectory (0.3.4)
Set up lintr and codecov (0.3.4)
Add docs scripts (0.3.4)
Fix wand parameter specification (0.3.3)
Fix bug in recovery function (0.3.3)
Fix hover for plot_z() (0.3.3)
Add nadir recovery statistic to plots (0.3.3)
Add age_units to plot_agefreq() (0.3.3)
Add x_units to velocity plots (0.3.3)
Add nadir and x_units options to trscope_trajectories() (0.3.3)
Ensure fit_trajectory() parameters are passed on from fit_all_trajectories() (0.3.3)
Add x_units argument to trajectory plots (0.3.3)
Make fix_height more robust (0.3.3)
Doc fixes to pass check (0.3.2)
Move xg, checkpoints, z_bin args from get_fit() to fit_trajectory() (0.3.2)
Fix wand prediction to deal with grid/checkpoints outside range (0.3.2)
Explicitly get face predict method (0.3.1)
Export get_avail_methods() (0.3.1)
Remove Bokeh logo from plots (0.3.1)
Fix multistudy boxplot to deal with empty factor levels (0.3.1)
Fix / standardize alpha for ly_zband() (0.3.1)
Add class and print method for get_fit object (0.3.1)
Remove blip in velocity plots and properly center fitted points for centered plot (0.3.1)
Fix bug in 'by checkpoints' division when there is no z categorization (0.3.1)
Add check_data() method (0.3.1)
Fix bug in fda prediction with holdouts (0.3.1)
Update subject-specific methods to honor holdout correctly (0.3.1)
Fix issue with holdout with single-record subject (0.3.1)
Fix bug in z-score transformation for empty fit (0.3.1)
Update wand fit method to allow user-defined min and max for for spline model (0.3.1)
Add option of passing in user-defined min and max knots for brokenstick method (0.3.1)
Fix bug dealing with missing zfit in fit_trajectory (0.3.1)
Fix bug in fda fit_apply (0.3.1)
Fix bug for single row dataframe (0.3.1)
Fix brokenstick grid and checkpoint prediction (0.3.1)
Fix z-scale plot issue (0.3.1)
Fix Wand method so that knots are preserved from fitting for prediction (0.3.1)
Fix plot methods with single-record data and add points to grid lines (0.3.1)
Massive overhaul of fitting approach (0.3.0)
Add brokenstick fitting method (0.3.0)
Add sitar fitting method (0.3.0)
Add Wand fitting method (0.3.0)
Add Laird and Ware fitting method (0.3.0)
Add holdout function and MSE computation (0.3.0)

Update "face" to output fits at data points (0.2.7)
Update "face" fitting method to use new package (0.2.7)
Add view_variables() function (0.2.6)
Remove checking for "subjid" and "agedays" in favor of checking data once up front (0.2.6)
Fix plot_time_count_grid() dimension issues (0.2.5)
Update plot_var_matrix() to have a head argument (0.2.5)
Update plot_time_count_grid() to have a min_border_left argument (0.2.5)
Major speedup in get_subject_data() (0.2.4)
Change default transformation to identity (0.2.3)
Handle empty subjects more robustly in fitting all trajectories (0.2.3)
Add nadir cognostics (0.2.3)
Fix issue with inversion large z-scores (0.2.3)
Add fda, face, smooth.spline fitting methods (0.2.3)
Add trelliscope velocity plots (0.2.3)
Clean up fit_trajectory() to get more consistent output in all cases (0.2.2)
Fix in fit_trajectory() to deal with z-scores that are so large that they break pnorm() - truncate z-scores whose absolute value exceeds 8 (0.2.2)
Add ability to plot nadir guide to plot_z() (0.2.2)
Add nadir to cognostics (0.2.2)
Add "fda" and "face" fitting methods (0.2.1)
Add z-scale, velocity, and z-velocity Trelliscope methods (0.2.1)
Make some of the cognostics methods generic (0.2.1)
Add Intergrowth birth standard (0.2.0)
Add Intergrowth prenatal standard (0.2.0)
Update all standards to have measurement-specific methods (e.g. who_bmi2zscore()) (0.2.0)
Add rbokeh/lattice/ggplot2 utilities for plotting all growth standards (e.g. ly_igb()) (0.2.0)
Add z band and velocity plot methods (0.2.0)
Several documentation updates (0.2.0)
Change "quantile" to "centile" in growth standard methods (0.2.0)
Add grid_deriv() function for estimating derivatives given a grid of points (0.2.0)
Revamp trajectory fitting to work with fitting on both z-score and measurement scale (0.2.0)
Add growth velocity and z-score velocity to results or trajectory fits (0.2.0)
Add get_subject_data() and get_time_data() for dealing with subject-level / time-varying aspects of longitudinal data (0.2.0)