.VARIMPPERM: no visible global function definition for ‘predict’
.logistic.eval: no visible global function definition for ‘glm’
.logistic.eval: no visible binding for global variable ‘binomial’
.logistic.split: no visible global function definition for ‘glm’
.logistic.split: no visible binding for global variable ‘binomial’
.logistic.split: no visible global function definition for ‘runif’
bagging.pltr : <anonymous>: no visible global function definition for
  ‘predict.glm’
best.tree.BIC.AIC : <anonymous>: no visible global function definition
  for ‘as.formula’
best.tree.BIC.AIC : <anonymous>: no visible global function definition
  for ‘glm’
best.tree.BIC.AIC : <anonymous>: no visible global function definition
  for ‘deviance’
best.tree.BIC.AIC: no visible global function definition for ‘glm’
best.tree.BIC.AIC: no visible global function definition for
  ‘as.formula’
best.tree.BIC.AIC: no visible global function definition for ‘deviance’
best.tree.CV: no visible global function definition for ‘glm’
best.tree.CV: no visible global function definition for ‘as.formula’
best.tree.CV: no visible global function definition for ‘predict.glm’
best.tree.CV : <anonymous>: no visible global function definition for
  ‘predict.glm’
best.tree.bootstrap: no visible global function definition for ‘glm’
best.tree.bootstrap: no visible global function definition for
  ‘as.formula’
best.tree.bootstrap : <anonymous>: no visible global function
  definition for ‘rnorm’
best.tree.permute: no visible global function definition for ‘glm’
best.tree.permute: no visible global function definition for
  ‘as.formula’
nested.trees: no visible global function definition for ‘glm’
nested.trees: no visible global function definition for ‘as.formula’
nested.trees: no visible global function definition for ‘deviance’
p.val.tree: no visible global function definition for ‘glm’
p.val.tree: no visible global function definition for ‘as.formula’
p.val.tree : <anonymous>: no visible global function definition for
  ‘rnorm’
p.val.tree: no visible binding for global variable ‘var’
p.val.tree: no visible global function definition for ‘pchisq’
pltr.glm: no visible global function definition for ‘glm’
pltr.glm: no visible global function definition for ‘as.formula’
predict_bagg.pltr : <anonymous>: no visible global function definition
  for ‘predict.glm’
predict_pltr: no visible global function definition for ‘predict.glm’
tree2glm: no visible global function definition for ‘as.formula’
tree2glm: no visible global function definition for ‘glm’
Undefined global functions or variables:
  as.formula binomial deviance glm pchisq predict predict.glm rnorm
  runif var
Consider adding
  importFrom("stats", "as.formula", "binomial", "deviance", "glm",
             "pchisq", "predict", "predict.glm", "rnorm", "runif", "var")
to your NAMESPACE file.