Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for 'read.table'
CityPlot: no visible global function definition for 'tail'
CityPlot: no visible global function definition for 'pdf'
CityPlot: no visible global function definition for 'split.screen'
CityPlot: no visible global function definition for 'screen'
CityPlot: no visible global function definition for 'par'
CityPlot: no visible global function definition for 'rect'
CityPlot: no visible global function definition for 'text'
CityPlot: no visible global function definition for 'lines'
CityPlot: no visible global function definition for 'dev.off'
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for 'read.table'
CityPlot: no visible global function definition for 'tail'
CityPlot: no visible global function definition for 'pdf'
CityPlot: no visible global function definition for 'split.screen'
CityPlot: no visible global function definition for 'screen'
CityPlot: no visible global function definition for 'par'
CityPlot: no visible global function definition for 'rect'
CityPlot: no visible global function definition for 'text'
CityPlot: no visible global function definition for 'lines'
CityPlot: no visible global function definition for 'dev.off'
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for 'read.table'
CityPlot: no visible global function definition for 'tail'
CityPlot: no visible global function definition for 'pdf'
CityPlot: no visible global function definition for 'split.screen'
CityPlot: no visible global function definition for 'screen'
CityPlot: no visible global function definition for 'par'
CityPlot: no visible global function definition for 'rect'
CityPlot: no visible global function definition for 'text'
CityPlot: no visible global function definition for 'lines'
CityPlot: no visible global function definition for 'dev.off'
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for ‘read.table’
CityPlot: no visible global function definition for ‘tail’
CityPlot: no visible global function definition for ‘pdf’
CityPlot: no visible global function definition for ‘split.screen’
CityPlot: no visible global function definition for ‘screen’
CityPlot: no visible global function definition for ‘par’
CityPlot: no visible global function definition for ‘rect’
CityPlot: no visible global function definition for ‘text’
CityPlot: no visible global function definition for ‘lines’
CityPlot: no visible global function definition for ‘dev.off’
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.
Malformed Description field: should contain one or more complete sentences.
CityPlot: no visible global function definition for 'read.table'
CityPlot: no visible global function definition for 'tail'
CityPlot: no visible global function definition for 'pdf'
CityPlot: no visible global function definition for 'split.screen'
CityPlot: no visible global function definition for 'screen'
CityPlot: no visible global function definition for 'par'
CityPlot: no visible global function definition for 'rect'
CityPlot: no visible global function definition for 'text'
CityPlot: no visible global function definition for 'lines'
CityPlot: no visible global function definition for 'dev.off'
Undefined global functions or variables:
  dev.off lines par pdf read.table rect screen split.screen tail text
Consider adding
  importFrom("grDevices", "dev.off", "pdf")
  importFrom("graphics", "lines", "par", "rect", "screen",
             "split.screen", "text")
  importFrom("utils", "read.table", "tail")
to your NAMESPACE file.