PLL.CoxBoost: no visible global function definition for 'predict'
aggregation.brier: no visible global function definition for 'predict'
aggregation.misclass: no visible global function definition for
  'predict'
aggregation.pmpec: no visible global function definition for 'quantile'
complexity.LASSO: no visible global function definition for 'profL1'
complexity.ipec.CoxBoost: no visible global function definition for
  'CoxBoost'
complexity.ipec.CoxBoost: no visible global function definition for
  'locfit'
complexity.ipec.CoxBoost: no visible global function definition for
  'predict'
complexity.mincv.CoxBoost: no visible global function definition for
  'cv.CoxBoost'
complexity.ripec.CoxBoost: no visible global function definition for
  'CoxBoost'
complexity.ripec.CoxBoost: no visible global function definition for
  'locfit'
complexity.ripec.CoxBoost: no visible global function definition for
  'predict'
extract: no visible global function definition for 'findGlobals'
fit.CoxBoost: no visible global function definition for 'CoxBoost'
fit.LASSO: no visible global function definition for 'penalized'
peperr: no visible global function definition for 'glm'
peperr: no visible global function definition for 'binomial'
peperr : sample.fun: no visible global function definition for 'glm'
peperr : sample.fun: no visible global function definition for
  'binomial'
plot.peperr: no visible global function definition for 'plot'
plot.peperr: no visible global function definition for 'lines'
plot.peperr: no visible global function definition for 'legend'
plot.peperr: no visible global function definition for 'hist'
plot.peperr: no visible global function definition for 'smooth.spline'
plot.peperr: no visible global function definition for 'boxplot'
plot.peperr: no visible global function definition for 'points'
predictProb.CoxBoost: no visible global function definition for
  'predict'
predictProb.coxph: no visible global function definition for
  'getFromNamespace'
predictProb2.CoxBoost: no visible global function definition for
  'predict'
Undefined global functions or variables:
  CoxBoost binomial boxplot cv.CoxBoost findGlobals getFromNamespace
  glm hist legend lines locfit penalized plot points predict profL1
  quantile smooth.spline
Consider adding
  importFrom("graphics", "boxplot", "hist", "legend", "lines", "plot",
             "points")
  importFrom("stats", "binomial", "glm", "predict", "quantile",
             "smooth.spline")
  importFrom("utils", "getFromNamespace")
to your NAMESPACE file.