add.exp.lines : dexp.trunc: no visible global function definition for
  'dexp'
add.exp.lines: no visible global function definition for 'lines'
beaver.gibbs : lik: no visible global function definition for 'dnorm'
beaver.gibbs : lik: no visible global function definition for 'dgamma'
beaver.gibbs : step: no visible global function definition for 'rnorm'
beaver.gibbs : step: no visible global function definition for 'rgamma'
coin.spin: no visible global function definition for 'dbeta'
exp.gibbs : H : rexp.trunc: no visible global function definition for
  'runif'
exp.gibbs: no visible global function definition for 'runif'
get.alpha: no visible global function definition for 'var'
glm.diag: no visible global function definition for 'residuals'
glm.diag: no visible global function definition for 'lm.influence'
hus.gibbs : lik: no visible global function definition for 'dpois'
hus.gibbs : lik: no visible global function definition for 'dgamma'
hus.gibbs : step: no visible global function definition for 'rgamma'
lik.ci: no visible global function definition for 'smooth.spline'
lik.ci: no visible global function definition for 'predict'
lik.ci: no visible global function definition for 'qnorm'
pairs.mod : doaxis: no visible global function definition for 'axis'
pairs.mod : add.hist: no visible global function definition for 'hist'
pairs.mod : add.hist: no visible global function definition for
  'polygon'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'points'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'lines'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'var'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'par'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'cor'
pairs.mod : marginal.diag.plot: no visible global function definition
  for 'text'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'lm.fit'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'points'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'lines'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'var'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'par'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'cor'
pairs.mod : conditional.diag.plot: no visible global function
  definition for 'text'
pairs.mod: no visible global function definition for 'par'
pairs.mod: no visible global function definition for 'plot'
pairs.mod: no visible global function definition for 'lm.fit'
pairs.mod: no visible global function definition for 'box'
pairs.mod: no visible global function definition for 'hist'
pairs.mod: no visible global function definition for 'var'
pairs.mod: no visible global function definition for 'text'
plot.glm.diag: no visible global function definition for 'par'
plot.glm.diag: no visible global function definition for 'predict'
plot.glm.diag: no visible global function definition for 'plot'
plot.glm.diag: no visible global function definition for 'qnorm'
plot.glm.diag: no visible global function definition for 'ppoints'
plot.glm.diag: no visible global function definition for 'abline'
plot.glm.diag: no visible global function definition for 'identify'
poi.beta.laplace: no visible global function definition for 'optim'
poi.gibbs : poi.sim: no visible global function definition for 'rgamma'
poi.gibbs: no visible global function definition for 'rexp'
qqexp: no visible global function definition for 'qexp'
qqexp: no visible global function definition for 'qqplot'
qqexp: no visible global function definition for 'abline'
Undefined global functions or variables:
  abline axis box cor dbeta dexp dgamma dnorm dpois hist identify lines
  lm.fit lm.influence optim par plot points polygon ppoints predict
  qexp qnorm qqplot residuals rexp rgamma rnorm runif smooth.spline
  text var
Consider adding
  importFrom("graphics", "abline", "axis", "box", "hist", "identify",
             "lines", "par", "plot", "points", "polygon", "text")
  importFrom("stats", "cor", "dbeta", "dexp", "dgamma", "dnorm", "dpois",
             "lm.fit", "lm.influence", "optim", "ppoints", "predict",
             "qexp", "qnorm", "qqplot", "residuals", "rexp", "rgamma",
             "rnorm", "runif", "smooth.spline", "var")
to your NAMESPACE file.