agram : textPanel: no visible global function definition for 'text'
agram : localAxis: no visible global function definition for 'Axis'
agram : col.corrgram: no visible global function definition for
  'colorRampPalette'
agram : panel.pts: no visible global function definition for 'plot.xy'
agram : panel.pts: no visible global function definition for
  'xy.coords'
agram : panel.pts: no visible global function definition for 'box'
agram : panel.pie: no visible global function definition for 'par'
agram : panel.pie: no visible global function definition for 'lines'
agram : panel.pie: no visible global function definition for 'polygon'
agram: no visible global function definition for 'par'
agram: no visible global function definition for 'cor'
agram: no visible global function definition for 'dist'
agram: no visible global function definition for 'strwidth'
agram: no visible global function definition for 'mtext'
amap: no visible global function definition for 'colorRampPalette'
amap: no visible global function definition for 'cor'
amap: no visible global function definition for 'as.dist'
amap: no visible global function definition for 'hclust'
amap: no visible global function definition for 'as.dendrogram'
fbvs : getRsq: no visible global function definition for
  'complete.cases'
fbvs : getRsq: no visible global function definition for 'lm'
fdg: no visible global function definition for 'complete.cases'
fdg: no visible global function definition for 'cor'
ma: no visible global function definition for 'complete.cases'
ma: no visible global function definition for 'optimize'
ma.nl: no visible global function definition for 'complete.cases'
ma.nl: no visible global function definition for 'lm'
ma.test : pal : knownParamP: no visible global function definition for
  'pchisq'
ma.test : pal : pValue: no visible global function definition for
  'approx'
ma.test : permECDF: no visible global function definition for 'ecdf'
pd: no visible global function definition for 'complete.cases'
pd: no visible global function definition for 'contour'
sbd: no visible global function definition for 'runif'
sbd: no visible global function definition for 'rnorm'
shpd: no visible global function definition for 'rnorm'
shpd: no visible global function definition for 'addmargins'
std: no visible global function definition for 'runif'
std: no visible global function definition for 'rnorm'
tap: no visible global function definition for 'complete.cases'
Undefined global functions or variables:
  Axis addmargins approx as.dendrogram as.dist box colorRampPalette
  complete.cases contour cor dist ecdf hclust lines lm mtext optimize
  par pchisq plot.xy polygon rnorm runif strwidth text xy.coords
Consider adding
  importFrom("grDevices", "colorRampPalette", "xy.coords")
  importFrom("graphics", "Axis", "box", "contour", "lines", "mtext",
             "par", "plot.xy", "polygon", "strwidth", "text")
  importFrom("stats", "addmargins", "approx", "as.dendrogram", "as.dist",
             "complete.cases", "cor", "dist", "ecdf", "hclust", "lm",
             "optimize", "pchisq", "rnorm", "runif")
to your NAMESPACE file.