coord: no visible global function definition for ‘par’
cp: no visible global function definition for ‘find’
filled.gap: no visible global function definition for ‘polygon’
filled.gap: no visible global function definition for ‘matlines’
fitted_plots: no visible global function definition for ‘par’
fitted_plots: no visible global function definition for ‘matplot’
fitted_plots: no visible global function definition for ‘text’
fitted_plots: no visible global function definition for ‘title’
fitted_plots: no visible global function definition for ‘legend’
flc.plot: no visible global function definition for ‘par’
flc.plot: no visible global function definition for ‘title’
fle.plot: no visible global function definition for ‘lines’
fle.plot: no visible global function definition for ‘legend’
fle.plot: no visible global function definition for ‘title’
fnd: no visible global function definition for ‘find’
matflc.plot: no visible global function definition for ‘par’
matflc.plot: no visible global function definition for ‘matplot’
matflc.plot: no visible global function definition for ‘matlines’
matflc.plot: no visible global function definition for ‘points’
matflc.plot: no visible global function definition for ‘legend’
matflc.plot: no visible global function definition for ‘title’
matfle.plot: no visible global function definition for ‘matplot’
matfle.plot: no visible global function definition for ‘points’
matfle.plot: no visible global function definition for ‘matlines’
matfle.plot: no visible global function definition for ‘text’
matfle.plot: no visible global function definition for ‘legend’
matfle.plot: no visible global function definition for ‘title’
plot.elca: no visible global function definition for ‘par’
plot.elca: no visible global function definition for ‘layout’
plot.elca: no visible global function definition for ‘matplot’
plot.elca: no visible global function definition for ‘title’
plot.elca: no visible global function definition for ‘legend’
plot.elca: no visible global function definition for ‘text’
plot.rh: no visible global function definition for ‘par’
plot.rh: no visible global function definition for ‘layout’
plot.rh: no visible global function definition for ‘title’
plot.rh1: no visible global function definition for ‘par’
plot.rh1: no visible global function definition for ‘layout’
plot.rh1: no visible global function definition for ‘title’
plot.rh6: no visible global function definition for ‘par’
plot.rh6: no visible global function definition for ‘layout’
plot.rh6: no visible global function definition for ‘title’
plot_coh_pars: no visible global function definition for ‘par’
plot_coh_pars: no visible global function definition for ‘title’
plot_per_pars: no visible global function definition for ‘par’
plot_per_pars: no visible global function definition for ‘title’
residual_plots: no visible global function definition for ‘par’
residual_plots: no visible global function definition for ‘matplot’
residual_plots: no visible global function definition for ‘title’
Undefined global functions or variables:
  find layout legend lines matlines matplot par points polygon text
  title
Consider adding
  importFrom("graphics", "layout", "legend", "lines", "matlines",
             "matplot", "par", "points", "polygon", "text", "title")
  importFrom("utils", "find")
to your NAMESPACE file.