.computeBivariateLL: no visible global function definition for ‘optim’
.computeUnivariateLL: no visible global function definition for ‘lm’
.computeUnivariateLL: no visible global function definition for ‘coef’
.computeUnivariateLL: no visible global function definition for ‘optim’
.estimateThetaParameter: no visible global function definition for
  ‘optim’
.estimateThetaParameter : <anonymous>: no visible global function
  definition for ‘rnorm’
.estimateThetaParameter : <anonymous>: no visible global function
  definition for ‘optim’
.findMissing: no visible global function definition for
  ‘complete.cases’
.generateStartValue : <anonymous>: no visible global function
  definition for ‘rnorm’
.generateStartValue: no visible global function definition for ‘rbinom’
.generateStartValue: no visible global function definition for ‘rnorm’
.getAnalysisX : <anonymous>: no visible global function definition for
  ‘model.matrix’
.getPhi : <anonymous>: no visible global function definition for
  ‘read.table’
.getTheoCorrectT: no visible global function definition for ‘rchisq’
.getTheoCorrectT: no visible global function definition for ‘qchisq’
.rdirichlet: no visible global function definition for ‘rgamma’
.simulateHaplotypes: no visible global function definition for ‘rpois’
.simulateHaplotypes: no visible global function definition for ‘runif’
.simulateVC : <anonymous>: no visible global function definition for
  ‘rnorm’
.simulateVC: no visible global function definition for ‘rnorm’
.testModel: no visible global function definition for ‘qnorm’
.testModel: no visible global function definition for ‘pnorm’
.testModel: no visible global function definition for ‘pchisq’
importHapmapData: no visible global function definition for
  ‘download.file’
importHapmapData: no visible global function definition for
  ‘read.table’
show,strumData: no visible global function definition for ‘head’
show,strumIBD: no visible global function definition for ‘head’
show,strumMarker: no visible global function definition for ‘head’
Undefined global functions or variables:
  coef complete.cases download.file head lm model.matrix optim pchisq
  pnorm qchisq qnorm rbinom rchisq read.table rgamma rnorm rpois runif
Consider adding
  importFrom("stats", "coef", "complete.cases", "lm", "model.matrix",
             "optim", "pchisq", "pnorm", "qchisq", "qnorm", "rbinom",
             "rchisq", "rgamma", "rnorm", "rpois", "runif")
  importFrom("utils", "download.file", "head", "read.table")
to your NAMESPACE file.