Packages required but not available: 'maptools', 'rgdal'

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

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Namespaces in Imports field not imported from:
  ‘colorRamps’ ‘virtualspecies’
  All declared Imports should be used.
Namespaces in Imports field not imported from:
  ‘colorRamps’ ‘virtualspecies’
  All declared Imports should be used.

'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
Package required but not available: ‘rgdal’

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

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory

Package required but not available: ‘rgdal’

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

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.

Package required but not available: ‘rgeos’

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

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
installed size is 12.1Mb
  sub-directories of 1Mb or more:
    geojson  12.0Mb
installed size is 12.0Mb
  sub-directories of 1Mb or more:
    geojson  11.9Mb
installed size is 12.0Mb
  sub-directories of 1Mb or more:
    geojson  11.9Mb
installed size is 12.1Mb
  sub-directories of 1Mb or more:
    geojson  12.0Mb
installed size is 12.0Mb
  sub-directories of 1Mb or more:
    geojson  11.9Mb
Namespace in Imports field not imported from: ‘rgeos’
  All declared Imports should be used.
Note: found 1096 marked UTF-8 strings
installed size is 12.0Mb
  sub-directories of 1Mb or more:
    geojson  11.9Mb
Namespace in Imports field not imported from: ‘rgeos’
  All declared Imports should be used.
Note: found 1096 marked UTF-8 strings
installed size is 12.1Mb
  sub-directories of 1Mb or more:
    geojson  12.0Mb