BICs: no visible global function definition for 'median'
BICs: no visible global function definition for 'bw.nrd0'
BICs: no visible global function definition for 'dnorm'
NCPUS: no visible global function definition for 'detectCores'
NCPUS: no visible global function definition for 'makeCluster'
bbootstrap: no visible global function definition for 'median'
checkGeneForSeed: no visible global function definition for 'pchisq'
dMixNorm: no visible global function definition for 'dnorm'
evaluateGeneSequence: no visible global function definition for
  'pchisq'
importance: no visible global function definition for 'clusterExport'
importance: no visible global function definition for 'clusterEvalQ'
importance: no visible global function definition for 'parApply'
importance: no visible global function definition for 'stopCluster'
normalApproximation: no visible global function definition for 'sd'
pValueFun: no visible global function definition for 'pchisq'
pamUnbiased: no visible global function definition for 'median'
pamUnbiased: no visible global function definition for 'bw.nrd0'
parallelFindBest: no visible global function definition for 'parApply'
parallelSignatureFinder: no visible global function definition for
  'pchisq'
parallelSignatureFinder: no visible global function definition for
  'parApply'
parallelSignatureFinder: no visible global function definition for
  'fivenum'
plot.gSignature: no visible global function definition for 'plot'
puttingAllTogether: no visible global function definition for
  'makeCluster'
puttingAllTogether: no visible global function definition for 'plot'
puttingAllTogether: no visible global function definition for
  'dev.copy2pdf'
puttingAllTogether: no visible global function definition for 'barplot'
puttingAllTogether: no visible global function definition for
  'stopCluster'
puttingAllTogether: no visible global function definition for
  'write.csv'
removeGeneFrom: no visible global function definition for 'pchisq'
seedsFinder: no visible global function definition for 'clusterExport'
seedsFinder: no visible global function definition for 'clusterEvalQ'
seedsFinder: no visible global function definition for 'parApply'
seedsFinder: no visible global function definition for 'stopCluster'
sequentialSignatureFinder: no visible global function definition for
  'pchisq'
sequentialSignatureFinder: no visible global function definition for
  'fivenum'
signatureFinder: no visible global function definition for
  'clusterExport'
signatureFinder: no visible global function definition for
  'clusterEvalQ'
signatureFinder: no visible global function definition for
  'stopCluster'
testGE: no visible global function definition for 'clusterExport'
testGE: no visible global function definition for 'parApply'
testGE : <anonymous>: no visible global function definition for
  't.test'
testGE: no visible global function definition for 'stopCluster'
testGE: no visible global function definition for 't.test'
testGE: no visible global function definition for 'median'
Undefined global functions or variables:
  barplot bw.nrd0 clusterEvalQ clusterExport detectCores dev.copy2pdf
  dnorm fivenum makeCluster median parApply pchisq plot sd stopCluster
  t.test write.csv
Consider adding
  importFrom("grDevices", "dev.copy2pdf")
  importFrom("graphics", "barplot", "plot")
  importFrom("stats", "bw.nrd0", "dnorm", "fivenum", "median", "pchisq",
             "sd", "t.test")
  importFrom("utils", "write.csv")
to your NAMESPACE file.