.onAttach: no visible global function definition for 'sessionInfo'
.onLoad : <anonymous>: no visible global function definition for
  'rnorm'
crossoverexpr: no visible global function definition for 'runif'
crossoverexprTwoPoint: no visible global function definition for
  'runif'
crossoverexprTyped: no visible global function definition for 'runif'
customDist: no visible global function definition for 'as.dist'
dataDrivenGeneticProgramming: no visible global function definition for
  'model.frame'
dataDrivenGeneticProgramming: no visible global function definition for
  'terms'
embedDataFrame : <anonymous>: no visible global function definition for
  'embed'
exprToIgraph: no visible global function definition for 'graph'
exprToIgraph: no visible global function definition for 'V'
exprToIgraph: no visible global function definition for 'V<-'
makeAgeFitnessComplexityParetoGpSearchHeuristic : <anonymous>: no
  visible global function definition for 'runif'
makeAgeFitnessComplexityParetoGpSearchHeuristic : <anonymous> :
  <anonymous>: no visible global function definition for 'runif'
makeArchiveBasedParetoTournamentSearchHeuristic : <anonymous>: no
  visible global function definition for 'runif'
makeFitnessDistributionRestartCondition : stopCondition: no visible
  global function definition for 'sd'
makeFitnessStagnationRestartCondition : stopCondition: no visible
  global function definition for 'sd'
makeHierarchicalClusterFunction : <anonymous>: no visible global
  function definition for 'cutree'
makeHierarchicalClusterFunction : <anonymous>: no visible global
  function definition for 'hclust'
makeRegressionFitnessFunction: no visible global function definition
  for 'na.omit'
makeRegressionFitnessFunction: no visible global function definition
  for 'terms'
makeTinyGpSearchHeuristic : <anonymous>: no visible global function
  definition for 'runif'
multiNicheGeneticProgramming: no visible binding for global variable
  'sfClusterApplyLB'
multiNicheGeneticProgramming: no visible binding for global variable
  'sfExport'
multiNicheSymbolicRegression: no visible binding for global variable
  'sfClusterApplyLB'
multiNicheSymbolicRegression: no visible binding for global variable
  'sfExport'
multiNicheSymbolicRegression: no visible global function definition for
  'model.frame'
multiNicheSymbolicRegression: no visible global function definition for
  'terms'
mutateChangeLabel : mutateExpressionChangeLabel: no visible global
  function definition for 'runif'
mutateChangeLabel : mutateExpressionChangeLabel: no visible global
  function definition for 'rnorm'
mutateChangeLabel : mutateExpressionChangeLabel: no visible global
  function definition for 'rbinom'
mutateDeleteSubtree : mutateExpressionDeleteSubtree: no visible global
  function definition for 'runif'
mutateFunc : mutatefuncexpr: no visible global function definition for
  'runif'
mutateFuncTyped : mutatefuncexprTyped: no visible global function
  definition for 'runif'
mutateInsertSubtree : mutateExpressionInsertSubtree: no visible global
  function definition for 'runif'
mutateNumericConst : mutateconstexpr: no visible global function
  definition for 'runif'
mutateNumericConst : mutateconstexpr: no visible global function
  definition for 'rnorm'
mutateNumericConstTyped : mutateconstexprTyped: no visible global
  function definition for 'runif'
mutateNumericConstTyped : mutateconstexprTyped: no visible global
  function definition for 'rnorm'
mutateSubtree : mutatesubtreeexpr: no visible global function
  definition for 'runif'
mutateSubtreeTyped : mutatesubtreeexprTyped: no visible global function
  definition for 'runif'
nondeterministicRanking : indexPmf: no visible global function
  definition for 'runif'
normalizedDesign: no visible global function definition for 'runif'
normalizedDesign: no visible global function definition for 'dist'
paretoFrontKneeIndex: no visible global function definition for
  'na.omit'
paretoFrontKneeIndex: no visible global function definition for 'dist'
plotFunction3d: no visible global function definition for 'gray.colors'
plotFunction3d: no visible global function definition for 'persp'
plotFunctions: no visible global function definition for 'par'
plotFunctions: no visible global function definition for 'matplot'
plotFunctions: no visible global function definition for 'legend'
plotParetoFront: no visible global function definition for 'colorRamp'
plotParetoFront: no visible global function definition for 'rgb'
plotParetoFront: no visible global function definition for 'plot'
plotParetoFront: no visible global function definition for 'points'
plotPopulationFitnessComplexity: no visible global function definition
  for 'quantile'
plotPopulationFitnessComplexity: no visible global function definition
  for 'IQR'
plotPopulationFitnessComplexity: no visible global function definition
  for 'plot'
plotPopulationFitnessComplexity: no visible global function definition
  for 'text'
predict.symbolicRegressionModel: no visible global function definition
  for 'na.omit'
predict.symbolicRegressionModel: no visible global function definition
  for 'terms'
r_ssse: no visible global function definition for 'cov'
r_ssse: no visible global function definition for 'var'
randchild: no visible global function definition for 'runif'
randexprGrow: no visible global function definition for 'runif'
randexprTypedGrow: no visible global function definition for 'runif'
randfuncRampedHalfAndHalf: no visible global function definition for
  'runif'
randfuncTypedRampedHalfAndHalf: no visible global function definition
  for 'runif'
randomIndex: no visible global function definition for 'runif'
randsubtree: no visible global function definition for 'runif'
randterminalTyped: no visible global function definition for 'runif'
seSymbolic: no visible global function definition for 'integrate'
Undefined global functions or variables:
  IQR V V<- as.dist colorRamp cov cutree dist embed graph gray.colors
  hclust integrate legend matplot model.frame na.omit par persp plot
  points quantile rbinom rgb rnorm runif sd sessionInfo
  sfClusterApplyLB sfExport terms text var
Consider adding
  importFrom("grDevices", "colorRamp", "gray.colors", "rgb")
  importFrom("graphics", "legend", "matplot", "par", "persp", "plot",
             "points", "text")
  importFrom("stats", "IQR", "as.dist", "cov", "cutree", "dist", "embed",
             "hclust", "integrate", "model.frame", "na.omit", "quantile",
             "rbinom", "rnorm", "runif", "sd", "terms", "var")
  importFrom("utils", "sessionInfo")
to your NAMESPACE file.