acf.fnc: no visible global function definition for 'acf'
acf.fnc: no visible global function definition for 'xyplot'
acf.fnc : <anonymous>: no visible global function definition for
  'panel.abline'
acf.fnc : <anonymous>: no visible global function definition for
  'panel.number'
acf.fnc : <anonymous>: no visible global function definition for
  'panel.xyplot'
acf.fnc: no visible global function definition for 'strip.custom'
collin.fnc : std.fnc: no visible global function definition for 'var'
compare.richness.fnc: no visible global function definition for 'N'
compare.richness.fnc: no visible global function definition for 'lnre'
compare.richness.fnc: no visible global function definition for 'VV'
compare.richness.fnc: no visible global function definition for 'VVm'
compare.richness.fnc: no visible global function definition for 'V'
compare.richness.fnc: no visible global function definition for 'Vm'
compare.richness.fnc: no visible global function definition for 'pnorm'
corsup.fnc: no visible global function definition for 'text'
growth.fnc: no visible binding for global variable 'alice'
growth.fnc: no visible global function definition for 'coef'
growth.fnc: no visible global function definition for 'lm'
growth2vgc.fnc: no visible global function definition for 'vgc'
herdan.fnc: no visible global function definition for 'coef'
herdan.fnc: no visible global function definition for 'lm'
item.fnc: no visible global function definition for 'lm'
items.quasif.fnc: no visible global function definition for 'lm'
lmerPlotInt.fnc: no visible global function definition for 'isLMM'
lmerPlotInt.fnc: no visible global function definition for 'isGLMM'
lmerPlotInt.fnc: no visible global function definition for 'fixef'
lmerPlotInt.fnc: no visible global function definition for 'quantile'
lmerPlotInt.fnc: no visible global function definition for 'rnorm'
lmerPlotInt.fnc: no visible global function definition for 'par'
lmerPlotInt.fnc: no visible global function definition for 'persp'
lmerPlotInt.fnc: no visible global function definition for 'formula'
lmerPlotInt.fnc: no visible global function definition for 'contour'
lmerPlotInt.fnc: no visible global function definition for 'matplot'
lmerPlotInt.fnc: no visible global function definition for 'text'
lmerPlotInt.fnc: no visible global function definition for 'mtext'
lmerPlotInt.fnc: no visible global function definition for 'image'
lmerPlotInt.fnc: no visible global function definition for
  'heat.colors'
make.reg.fnc: no visible global function definition for 'rnorm'
makeDefaultMatrix.fnc: no visible global function definition for
  'fixef'
makeDefaultMatrix.fnc: no visible global function definition for
  'median'
makeSplineData.fnc: no visible global function definition for 'rnorm'
mvrnormplot.fnc: no visible global function definition for 'mvrnorm'
mvrnormplot.fnc: no visible global function definition for 'plot'
mvrnormplot.fnc: no visible global function definition for 'abline'
mvrnormplot.fnc: no visible global function definition for 'lm'
mvrnormplot.fnc: no visible global function definition for 'mtext'
mvrnormplot.fnc: no visible global function definition for 'cor'
pairscor.fnc : panel.hist: no visible global function definition for
  'par'
pairscor.fnc : panel.hist: no visible global function definition for
  'rect'
pairscor.fnc : pairscor.lower: no visible global function definition
  for 'par'
pairscor.fnc : pairscor.lower: no visible global function definition
  for 'cor.test'
pairscor.fnc : pairscor.lower: no visible global function definition
  for 'text'
pairscor.fnc : pairscor.lower: no visible global function definition
  for 'lines'
pairscor.fnc : panel.smooth2: no visible global function definition for
  'par'
pairscor.fnc : panel.smooth2: no visible global function definition for
  'points'
pairscor.fnc : panel.smooth2: no visible global function definition for
  'lines'
pairscor.fnc: no visible global function definition for 'pairs'
plot.corres: no visible global function definition for 'plot'
plot.corres: no visible global function definition for 'lines'
plot.corres: no visible global function definition for 'mtext'
plot.corres: no visible global function definition for 'text'
plot.corres: no visible binding for global variable 'quantile'
plot.growth: no visible global function definition for 'par'
plot.growth: no visible global function definition for 'plot'
plotAll.fnc: no visible global function definition for 'plot'
plotAll.fnc: no visible global function definition for 'lines'
plotAll.fnc: no visible global function definition for 'text'
plotAll.fnc: no visible global function definition for 'mtext'
plotAll.fnc: no visible global function definition for 'points'
plotLMER.fnc: no visible binding for global variable 'plogis'
plotLMER.fnc: no visible global function definition for 'ranef'
plotlogistic.fit.fnc: no visible global function definition for 'terms'
plotlogistic.fit.fnc: no visible global function definition for
  'fitted'
plotlogistic.fit.fnc: no visible global function definition for
  'formula'
plotlogistic.fit.fnc: no visible global function definition for
  'predict'
plotlogistic.fit.fnc: no visible global function definition for 'cut2'
plotlogistic.fit.fnc: no visible global function definition for
  'equal.count'
plotlogistic.fit.fnc: no visible global function definition for 'plot'
plotlogistic.fit.fnc: no visible global function definition for
  'abline'
plotlogistic.fit.fnc: no visible global function definition for
  'symbols'
plotlogistic.fit.fnc: no visible global function definition for
  'points'
plotlogistic.fit.fnc: no visible global function definition for 'mtext'
plotlogistic.fit.fnc: no visible global function definition for 'cor'
preparePredictor.fnc: no visible global function definition for 'fixef'
preparePredictor.fnc: no visible global function definition for 'ranef'
quasiF.fnc: no visible global function definition for 'pf'
quasiFsim.fnc: no visible global function definition for 'lm'
quasiFsim.fnc: no visible global function definition for 'anova'
shadenormal.fnc: no visible global function definition for 'plot'
shadenormal.fnc: no visible global function definition for 'dnorm'
shadenormal.fnc: no visible global function definition for 'abline'
shadenormal.fnc: no visible global function definition for 'qnorm'
shadenormal.fnc: no visible global function definition for 'polygon'
simulateLatinsquare.fnc: no visible global function definition for
  'lmer'
simulateLatinsquare.fnc: no visible global function definition for
  'rnorm'
simulateLatinsquare.fnc: no visible global function definition for 'sd'
simulateLatinsquare.fnc: no visible global function definition for
  'ranef'
simulateLatinsquare.fnc: no visible global function definition for
  'relevel'
simulateLatinsquare.fnc: no visible global function definition for
  'fixef'
simulateLatinsquare.fnc: no visible global function definition for
  'resid'
simulateQuasif.fnc: no visible global function definition for 'lmer'
simulateQuasif.fnc: no visible global function definition for 'mvrnorm'
simulateQuasif.fnc: no visible global function definition for 'cov'
simulateQuasif.fnc: no visible global function definition for 'ranef'
simulateQuasif.fnc: no visible global function definition for 'rnorm'
simulateQuasif.fnc: no visible global function definition for 'sd'
simulateQuasif.fnc: no visible global function definition for 'fixef'
simulateQuasif.fnc: no visible global function definition for 'relevel'
simulateQuasif.fnc: no visible global function definition for 'resid'
simulateRegression.fnc: no visible global function definition for
  'lmer'
simulateRegression.fnc: no visible global function definition for
  'VarCorr'
simulateRegression.fnc: no visible global function definition for
  'lmList'
simulateRegression.fnc: no visible global function definition for
  'coef'
simulateRegression.fnc: no visible binding for global variable 't.test'
subjects.latinsquare.fnc: no visible global function definition for
  'lm'
subjects.latinsquare.fnc: no visible global function definition for
  'anova'
subjects.latinsquare.fnc: no visible global function definition for
  'pf'
subjects.quasif.fnc: no visible global function definition for 'lm'
subjects.quasif.fnc: no visible global function definition for 'anova'
subjects.quasif.fnc: no visible global function definition for 'pf'
text2spc.fnc: no visible global function definition for 'spc'
xylowess.fnc: no visible global function definition for 'xyplot'
xylowess.fnc : <anonymous>: no visible global function definition for
  'panel.grid'
xylowess.fnc : <anonymous>: no visible global function definition for
  'panel.xyplot'
xylowess.fnc : <anonymous>: no visible global function definition for
  'panel.loess'
Undefined global functions or variables:
  N V VV VVm VarCorr Vm abline acf alice anova coef contour cor
  cor.test cov cut2 dnorm equal.count fitted fixef formula heat.colors
  image isGLMM isLMM lines lm lmList lmer lnre matplot median mtext
  mvrnorm pairs panel.abline panel.grid panel.loess panel.number
  panel.xyplot par persp pf plogis plot pnorm points polygon predict
  qnorm quantile ranef rect relevel resid rnorm sd spc strip.custom
  symbols t.test terms text var vgc xyplot
Consider adding
  importFrom("grDevices", "heat.colors")
  importFrom("graphics", "abline", "contour", "image", "lines",
             "matplot", "mtext", "pairs", "par", "persp", "plot",
             "points", "polygon", "rect", "symbols", "text")
  importFrom("stats", "acf", "anova", "coef", "cor", "cor.test", "cov",
             "dnorm", "fitted", "formula", "lm", "median", "pf",
             "plogis", "pnorm", "predict", "qnorm", "quantile",
             "relevel", "resid", "rnorm", "sd", "t.test", "terms", "var")
to your NAMESPACE file.