for non-standard things in the check directory

Found the following files/directories:
  ‘pointshape.dbf’ ‘pointshape.shp’ ‘pointshape.shx’
Found the following files/directories:
  ‘pointshape.dbf’ ‘pointshape.shp’ ‘pointshape.shx’
Package required but not available: ‘maptools’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Package required but not available: ‘maptools’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Found the following files/directories:
  ‘pointshape.dbf’ ‘pointshape.shp’ ‘pointshape.shx’
Found the following files/directories:
  ‘pointshape.dbf’ ‘pointshape.shp’ ‘pointshape.shx’