env.var: no visible global function definition for ‘flush.console’
findres: no visible global function definition for ‘as.formula’
findres: no visible global function definition for ‘glm’
findres: no visible global function definition for ‘poisson’
point.interactions: no visible global function definition for
  ‘flush.console’
ppm.ss: no visible global function definition for ‘as.formula’
ppm.ss: no visible global function definition for ‘terms’
ppm.ss: no visible global function definition for ‘glm’
ppm.ss: no visible global function definition for ‘poisson’
ppm.ss: no visible global function definition for ‘quasi’
ppmlasso: no visible global function definition for ‘as.formula’
ppmlasso: no visible global function definition for ‘model.frame’
ppmlasso: no visible global function definition for ‘is.empty.model’
ppmlasso: no visible global function definition for ‘model.matrix’
ppmlasso: no visible binding for global variable ‘contrasts’
ppmlasso: no visible global function definition for ‘poisson’
ppmlasso: no visible global function definition for ‘glm’
ppmlasso: no visible global function definition for ‘flush.console’
predict.ppmlasso: no visible global function definition for
  ‘as.formula’
predict.ppmlasso: no visible binding for global variable ‘var’
predict.ppmlasso: no visible global function definition for ‘rnorm’
predict.ppmlasso: no visible global function definition for
  ‘model.frame’
predict.ppmlasso: no visible global function definition for
  ‘is.empty.model’
predict.ppmlasso: no visible global function definition for
  ‘model.matrix’
predict.ppmlasso: no visible binding for global variable ‘contrasts’
predict.ppmlasso: no visible global function definition for ‘sd’
score.int: no visible global function definition for ‘glm’
single.lasso: no visible global function definition for ‘flush.console’
standardise.X: no visible binding for global variable ‘sd’
predict,ppmlasso: no visible global function definition for
  ‘as.formula’
predict,ppmlasso: no visible binding for global variable ‘var’
predict,ppmlasso: no visible global function definition for ‘rnorm’
predict,ppmlasso: no visible global function definition for
  ‘model.frame’
predict,ppmlasso: no visible global function definition for
  ‘is.empty.model’
predict,ppmlasso: no visible global function definition for
  ‘model.matrix’
predict,ppmlasso: no visible binding for global variable ‘contrasts’
predict,ppmlasso: no visible global function definition for ‘sd’
Undefined global functions or variables:
  as.formula contrasts flush.console glm is.empty.model model.frame
  model.matrix poisson quasi rnorm sd terms var
Consider adding
  importFrom("stats", "as.formula", "contrasts", "glm", "is.empty.model",
             "model.frame", "model.matrix", "poisson", "quasi", "rnorm",
             "sd", "terms", "var")
  importFrom("utils", "flush.console")
to your NAMESPACE file.