EM: no visible binding for global variable 'tail'
EM: no visible global function definition for 'lm.fit'
EM: no visible global function definition for 'plogis'
EM: no visible global function definition for 'pnorm'
EM: no visible global function definition for 'glm.fit'
EM: no visible global function definition for 'binomial'
EM : logL0: no visible global function definition for 'plogis'
EM : logL0: no visible global function definition for 'pnorm'
EM: no visible global function definition for 'optim'
EM.halving: no visible binding for global variable 'tail'
EM.halving: no visible global function definition for 'lm.fit'
EM.halving: no visible global function definition for 'plogis'
EM.halving: no visible global function definition for 'pnorm'
EM.halving: no visible global function definition for 'glm.fit'
EM.halving: no visible global function definition for 'binomial'
EM.mp: no visible global function definition for 'plogis'
EM.mp: no visible global function definition for 'pnorm'
EM.mp: no visible global function definition for 'na.omit'
EM.mp: no visible global function definition for 'rbinom'
EM.mp: no visible global function definition for 'glm.fit'
EM.mp: no visible global function definition for 'binomial'
EM.ret: no visible binding for global variable 'tail'
EM.ret: no visible global function definition for 'lm.fit'
EM.ret: no visible global function definition for 'plogis'
EM.ret: no visible global function definition for 'pnorm'
EM.ret: no visible global function definition for 'glm.fit'
EM.ret: no visible global function definition for 'binomial'
Shatd: no visible global function definition for 'uniroot'
bgtAC: no visible global function definition for 'qnorm'
bgtBlaker : acceptbin: no visible global function definition for
  'pbinom'
bgtBlaker : acceptbin: no visible global function definition for
  'qbinom'
bgtBlaker: no visible global function definition for 'qbeta'
bgtCP: no visible global function definition for 'qbeta'
bgtPowerI : bgt.prob: no visible global function definition for
  'dbinom'
bgtSOC: no visible global function definition for 'qnorm'
bgtTest: no visible global function definition for 'pnorm'
bgtWald: no visible global function definition for 'qnorm'
bgtWidthI : bgt.prob: no visible global function definition for
  'dbinom'
bgtWilson: no visible global function definition for 'qnorm'
binAC: no visible global function definition for 'qnorm'
binBlaker : acceptbin: no visible global function definition for
  'pbinom'
binBlaker : acceptbin: no visible global function definition for
  'qbinom'
binBlaker: no visible global function definition for 'qbeta'
binCP: no visible global function definition for 'qbeta'
binSOC: no visible global function definition for 'qnorm'
binTest: no visible global function definition for 'binom.test'
binTest: no visible global function definition for 'pnorm'
binWald: no visible global function definition for 'qnorm'
binWilson: no visible global function definition for 'qnorm'
gtreg: no visible global function definition for 'model.extract'
gtreg: no visible global function definition for 'model.response'
gtreg: no visible global function definition for 'is.empty.model'
gtreg: no visible global function definition for 'model.matrix'
gtreg.fit: no visible binding for global variable 'tail'
gtreg.fit: no visible global function definition for 'glm.fit'
gtreg.fit: no visible global function definition for 'binomial'
gtreg.fit : logL: no visible global function definition for 'plogis'
gtreg.fit : logL: no visible global function definition for 'pnorm'
gtreg.fit: no visible global function definition for 'optim'
gtreg.fit : logL0: no visible global function definition for 'plogis'
gtreg.fit : logL0: no visible global function definition for 'pnorm'
gtreg.fit: no visible global function definition for 'plogis'
gtreg.fit: no visible global function definition for 'pnorm'
gtreg.halving: no visible global function definition for
  'model.extract'
gtreg.halving: no visible global function definition for
  'model.response'
gtreg.halving: no visible global function definition for
  'is.empty.model'
gtreg.halving: no visible global function definition for 'model.matrix'
gtreg.mp: no visible global function definition for 'model.extract'
gtreg.mp: no visible global function definition for 'model.response'
gtreg.mp: no visible global function definition for 'is.empty.model'
gtreg.mp: no visible global function definition for 'model.matrix'
pooledbinom.bcscore.ci : f: no visible global function definition for
  'qchisq'
pooledbinom.bcscore.ci: no visible global function definition for
  'uniroot'
pooledbinom.cscore.ci : f: no visible global function definition for
  'qchisq'
pooledbinom.cscore.ci: no visible global function definition for
  'uniroot'
pooledbinom.diff.bcscore.ci: no visible global function definition for
  'qnorm'
pooledbinom.diff.bcscore.ci : Z: no visible global function definition
  for 'uniroot'
pooledbinom.diff.bcscore.ci : f.lower: no visible global function
  definition for 'qnorm'
pooledbinom.diff.bcscore.ci : f.upper: no visible global function
  definition for 'qnorm'
pooledbinom.diff.bcscore.ci: no visible global function definition for
  'uniroot'
pooledbinom.diff.cscore.ci: no visible global function definition for
  'qnorm'
pooledbinom.diff.cscore.ci : Z: no visible global function definition
  for 'uniroot'
pooledbinom.diff.cscore.ci : f.lower: no visible global function
  definition for 'qnorm'
pooledbinom.diff.cscore.ci : f.upper: no visible global function
  definition for 'qnorm'
pooledbinom.diff.cscore.ci: no visible global function definition for
  'uniroot'
pooledbinom.diff.lrt.ci: no visible global function definition for
  'qchisq'
pooledbinom.diff.lrt.ci : f: no visible global function definition for
  'qchisq'
pooledbinom.diff.lrt.ci: no visible global function definition for
  'uniroot'
pooledbinom.diff.mir.ci: no visible global function definition for
  'qnorm'
pooledbinom.diff.score.ci: no visible global function definition for
  'qnorm'
pooledbinom.diff.score.ci : Z: no visible global function definition
  for 'uniroot'
pooledbinom.diff.score.ci : f.lower: no visible global function
  definition for 'qnorm'
pooledbinom.diff.score.ci : f.upper: no visible global function
  definition for 'qnorm'
pooledbinom.diff.score.ci: no visible global function definition for
  'uniroot'
pooledbinom.diff.scorestat : Z: no visible global function definition
  for 'uniroot'
pooledbinom.diff.wald.ci: no visible global function definition for
  'qnorm'
pooledbinom.lrt.ci : f: no visible global function definition for
  'qchisq'
pooledbinom.lrt.ci: no visible global function definition for 'uniroot'
pooledbinom.mir.ci: no visible global function definition for 'qnorm'
pooledbinom.score.ci : FUN: no visible global function definition for
  'qchisq'
pooledbinom.score.ci: no visible global function definition for
  'uniroot'
pooledbinom.wald.ci: no visible global function definition for 'qnorm'
predict.gt: no visible binding for global variable 'na.pass'
predict.gt: no visible global function definition for 'terms'
predict.gt: no visible global function definition for 'delete.response'
predict.gt: no visible global function definition for 'model.frame'
predict.gt: no visible global function definition for 'model.matrix'
predict.gt: no visible global function definition for 'plogis'
predict.gt: no visible global function definition for 'pnorm'
predict.gt: no visible global function definition for 'dnorm'
predict.gt: no visible global function definition for 'qnorm'
print.gt: no visible global function definition for 'coef'
print.summary.gt: no visible global function definition for 'quantile'
print.summary.gt: no visible global function definition for
  'printCoefmat'
print.summary.gt.mp: no visible global function definition for
  'printCoefmat'
sim.gt: no visible global function definition for 'rgamma'
sim.gt: no visible global function definition for 'plogis'
sim.gt: no visible global function definition for 'pnorm'
sim.gt: no visible global function definition for 'rbinom'
sim.halving: no visible global function definition for 'rgamma'
sim.halving: no visible global function definition for 'plogis'
sim.halving: no visible global function definition for 'pnorm'
sim.halving: no visible global function definition for 'rbinom'
sim.mp: no visible global function definition for 'rgamma'
sim.mp: no visible global function definition for 'plogis'
sim.mp: no visible global function definition for 'pnorm'
sim.mp: no visible global function definition for 'rbinom'
summary.gt: no visible global function definition for 'pnorm'
summary.gt: no visible global function definition for 'residuals'
summary.gt.mp: no visible global function definition for 'pnorm'
Undefined global functions or variables:
  binom.test binomial coef dbinom delete.response dnorm glm.fit
  is.empty.model lm.fit model.extract model.frame model.matrix
  model.response na.omit na.pass optim pbinom plogis pnorm printCoefmat
  qbeta qbinom qchisq qnorm quantile rbinom residuals rgamma tail terms
  uniroot
Consider adding
  importFrom("stats", "binom.test", "binomial", "coef", "dbinom",
             "delete.response", "dnorm", "glm.fit", "is.empty.model",
             "lm.fit", "model.extract", "model.frame", "model.matrix",
             "model.response", "na.omit", "na.pass", "optim", "pbinom",
             "plogis", "pnorm", "printCoefmat", "qbeta", "qbinom",
             "qchisq", "qnorm", "quantile", "rbinom", "residuals",
             "rgamma", "terms", "uniroot")
  importFrom("utils", "tail")
to your NAMESPACE file.