addManual: no visible global function definition for 'coordinates'
addManual: no visible global function definition for 'coordinates<-'
anisotropyChoice: no visible global function definition for
  'coordinates'
anisotropyChoice: no visible global function definition for
  'SpatialPoints'
biasCorr: no visible global function definition for 'is.projected'
biasCorr: no visible global function definition for 'proj4string'
calculateMukv: no visible global function definition for 'coordinates'
calculateMukv: no visible global function definition for
  'SpatialPointsDataFrame'
delManual: no visible global function definition for 'coordinates'
doSegmentation: no visible global function definition for 'coordinates'
findBiasUK: no visible global function definition for 'coordinates'
findBiasUK: no visible global function definition for 'coordinates<-'
findBoundaryLines: no visible global function definition for
  'proj4string<-'
findBoundaryLines: no visible global function definition for 'CRS'
findBoundaryLines: no visible global function definition for
  'coordinates<-'
findBoundaryLines: no visible global function definition for
  'is.projected'
optimizeNetwork: no visible global function definition for
  'SpatialPointsDataFrame'
optimizeNetwork: no visible global function definition for
  'coordinates'
regionalDiff: no visible global function definition for 'SpatialLines'
regionalDiff: no visible global function definition for 'Lines'
regionalDiff: no visible global function definition for 'Line'
regionalDiff: no visible global function definition for 'coordinates'
regionalDiff: no visible global function definition for 'proj4string<-'
regionalDiff: no visible global function definition for 'CRS'
regionalDiff: no visible global function definition for 'proj4string'
spCovAdd: no visible global function definition for 'SpatialPoints'
spCovAdd: no visible global function definition for 'coordinates'
spCovAdd: no visible global function definition for 'coordinates<-'
spCovDel: no visible global function definition for 'coordinates'
spCovDel: no visible global function definition for 'coordinates<-'
ssaMap: no visible global function definition for 'coordinates'
ssaMap: no visible global function definition for 'bbox'
ssaMap: no visible global function definition for 'SpatialPoints'
ssaMap: no visible global function definition for 'Polygons'
ssaMap: no visible global function definition for 'Polygon'
ssaMap: no visible global function definition for
  'SpatialPolygonsDataFrame'
ssaMap: no visible global function definition for 'SpatialPolygons'
ssaMap: no visible global function definition for 'coordinates<-'
ssaMap: no visible global function definition for 'zerodist'
ssaMap: no visible global function definition for 'proj4string'
ssaMap: no visible global function definition for 'over'
ssaMap: no visible global function definition for 'CRS'
ssaMap: no visible global function definition for 'gridded<-'
ssaOptim: no visible global function definition for
  'SpatialPointsDataFrame'
ssaOptim: no visible global function definition for 'coordinates'
ssaOptim: no visible global function definition for 'SpatialPoints'
ssaOptim: no visible global function definition for 'gridded<-'
ssaOptim: no visible global function definition for 'proj4string'
ssaOptim: no visible global function definition for 'proj4string<-'
ssaOptim: no visible global function definition for 'over'
ssaOptim: no visible global function definition for 'CRS'