project.M3.1.to.M3.2: no visible global function definition for
  'coordinates<-'
project.M3.1.to.M3.2: no visible global function definition for
  'proj4string<-'
project.M3.1.to.M3.2: no visible global function definition for 'CRS'
project.M3.1.to.M3.2: no visible global function definition for
  'spTransform'
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates'
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates<-'
project.M3.1.to.M3.2: no visible global function definition for
  'proj4string<-'
project.M3.1.to.M3.2: no visible global function definition for 'CRS'
project.M3.1.to.M3.2: no visible global function definition for
  'spTransform'
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates'
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates<-'
project.M3.1.to.M3.2: no visible global function definition for
  'proj4string<-'
project.M3.1.to.M3.2: no visible global function definition for 'CRS'
project.M3.1.to.M3.2: no visible global function definition for
  'spTransform'
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates'
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates<-’
project.M3.1.to.M3.2: no visible global function definition for
  ‘proj4string<-’
project.M3.1.to.M3.2: no visible global function definition for ‘CRS’
project.M3.1.to.M3.2: no visible global function definition for
  ‘spTransform’
project.M3.1.to.M3.2: no visible global function definition for
  ‘coordinates’
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates<-'
project.M3.1.to.M3.2: no visible global function definition for
  'proj4string<-'
project.M3.1.to.M3.2: no visible global function definition for 'CRS'
project.M3.1.to.M3.2: no visible global function definition for
  'spTransform'
project.M3.1.to.M3.2: no visible global function definition for
  'coordinates'
Undefined global functions or variables:
  CRS coordinates coordinates<- proj4string<- spTransform