ametrine : <anonymous>: no visible global function definition for
  'approx'
ametrine: no visible global function definition for 'rgb'
isolum : <anonymous>: no visible global function definition for
  'approx'
isolum: no visible global function definition for 'rgb'
morgenstemning : <anonymous>: no visible global function definition for
  'approx'
morgenstemning: no visible global function definition for 'rgb'
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  'approx'
ametrine: no visible global function definition for 'rgb'
isolum : <anonymous>: no visible global function definition for
  'approx'
isolum: no visible global function definition for 'rgb'
morgenstemning : <anonymous>: no visible global function definition for
  'approx'
morgenstemning: no visible global function definition for 'rgb'
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  'approx'
ametrine: no visible global function definition for 'rgb'
isolum : <anonymous>: no visible global function definition for
  'approx'
isolum: no visible global function definition for 'rgb'
morgenstemning : <anonymous>: no visible global function definition for
  'approx'
morgenstemning: no visible global function definition for 'rgb'
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  ‘approx’
ametrine: no visible global function definition for ‘rgb’
isolum : <anonymous>: no visible global function definition for
  ‘approx’
isolum: no visible global function definition for ‘rgb’
morgenstemning : <anonymous>: no visible global function definition for
  ‘approx’
morgenstemning: no visible global function definition for ‘rgb’
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory
ametrine : <anonymous>: no visible global function definition for
  'approx'
ametrine: no visible global function definition for 'rgb'
isolum : <anonymous>: no visible global function definition for
  'approx'
isolum: no visible global function definition for 'rgb'
morgenstemning : <anonymous>: no visible global function definition for
  'approx'
morgenstemning: no visible global function definition for 'rgb'
Undefined global functions or variables:
  approx rgb
Consider adding
  importFrom("grDevices", "rgb")
  importFrom("stats", "approx")
to your NAMESPACE file.
'LazyData' is specified without a 'data' directory