.onAttach: no visible global function definition for
  ‘packageDescription’
bolasso: no visible global function definition for ‘lm’
bolasso: no visible global function definition for ‘runif’
mht: no visible global function definition for ‘lm’
mht.order: no visible global function definition for ‘lm’
mht.order: no visible global function definition for ‘qf’
mht.order: no visible global function definition for ‘qchisq’
order.variables: no visible global function definition for ‘lm’
plot.bolasso: no visible global function definition for ‘topo.colors’
plot.bolasso: no visible global function definition for ‘plot’
plot.bolasso: no visible global function definition for ‘lines’
plot.mht: no visible global function definition for ‘par’
plot.mht: no visible global function definition for ‘plot’
plot.mht: no visible global function definition for ‘abline’
plot.mht: no visible global function definition for ‘qqnorm’
plot.mht: no visible global function definition for ‘var’
plot.mht: no visible global function definition for ‘barplot’
plot.mht.order: no visible global function definition for ‘par’
plot.mht.order: no visible global function definition for ‘plot’
plot.mht.order: no visible global function definition for ‘abline’
plot.mht.order: no visible global function definition for ‘qqnorm’
plot.mht.order: no visible global function definition for ‘var’
plot.mht.order: no visible global function definition for ‘barplot’
predict.mht: no visible global function definition for ‘lm’
predict.mht: no visible global function definition for ‘predict’
predict.mht.order: no visible global function definition for ‘lm’
predict.mht.order: no visible global function definition for ‘predict’
quantil_ord: no visible global function definition for ‘rnorm’
quantil_ord: no visible global function definition for ‘pf’
quantil_ord: no visible global function definition for ‘pchisq’
quantil_ord: no visible global function definition for ‘quantile’
quantilemht: no visible global function definition for ‘rnorm’
quantilemht: no visible global function definition for ‘quantile’
refit.mht: no visible global function definition for ‘lm’
refit.mht.order: no visible global function definition for ‘lm’
refit.mht.order: no visible global function definition for ‘qf’
refit.mht.order: no visible global function definition for ‘qchisq’
Undefined global functions or variables:
  abline barplot lines lm packageDescription par pchisq pf plot predict
  qchisq qf qqnorm quantile rnorm runif topo.colors var
Consider adding
  importFrom("grDevices", "topo.colors")
  importFrom("graphics", "abline", "barplot", "lines", "par", "plot")
  importFrom("stats", "lm", "pchisq", "pf", "predict", "qchisq", "qf",
             "qqnorm", "quantile", "rnorm", "runif", "var")
  importFrom("utils", "packageDescription")
to your NAMESPACE file.