IDPcolorRamp: no visible global function definition for ‘hsv’
NaRV.omit: no visible global function definition for ‘na.omit’
col2hsv: no visible global function definition for ‘rgb2hsv’
col2hsv: no visible global function definition for ‘col2rgb’
ilagplot: no visible global function definition for ‘is.ts’
ilagplot: no visible global function definition for ‘n2mfrow’
ipairs : <anonymous>: no visible global function definition for ‘is’
itermplot: no visible global function definition for ‘formula’
itermplot: no visible global function definition for ‘predict’
itermplot: no visible global function definition for ‘model.frame’
itermplot: no visible global function definition for ‘residuals’
itermplot: no visible global function definition for ‘naresid’
longtsPlot: no visible global function definition for ‘start’
longtsPlot: no visible global function definition for ‘is.ts’
longtsPlot: no visible global function definition for ‘ts’
longtsPlot: no visible global function definition for ‘frequency’
longtsPlot: no visible global function definition for ‘end’
longtsPlot: no visible binding for global variable ‘postscript’
longtsPlot: no visible global function definition for ‘dev.print’
plot.page: no visible global function definition for ‘start’
plot.page: no visible global function definition for ‘frequency’
plot.page: no visible global function definition for ‘end’
plot.page: no visible global function definition for ‘window’
rfbaseline : <anonymous>: no visible global function definition for
  ‘median’
rfbaseline: no visible global function definition for ‘approx’
rfbaselineScale: no visible global function definition for ‘density’
rfbaselineScale: no visible global function definition for ‘mad’
rfbaselineScale: no visible global function definition for ‘sd’
rose: no visible global function definition for ‘aggregate’
rose: no visible global function definition for ‘new’
Undefined global functions or variables:
  aggregate approx col2rgb density dev.print end formula frequency hsv
  is is.ts mad median model.frame n2mfrow na.omit naresid new
  postscript predict residuals rgb2hsv sd start ts window
Consider adding
  importFrom("grDevices", "col2rgb", "dev.print", "hsv", "n2mfrow",
             "postscript", "rgb2hsv")
  importFrom("methods", "is", "new")
  importFrom("stats", "aggregate", "approx", "density", "end", "formula",
             "frequency", "is.ts", "mad", "median", "model.frame",
             "na.omit", "naresid", "predict", "residuals", "sd", "start",
             "ts", "window")
to your NAMESPACE file (and ensure that your DESCRIPTION Imports field
contains 'methods').