extractContentDOM: no visible global function definition for
  'capture.output'
extractHTMLStrip: no visible global function definition for
  'capture.output'
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  'capture.output'
extractHTMLStrip: no visible global function definition for
  'capture.output'
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  'capture.output'
extractHTMLStrip: no visible global function definition for
  'capture.output'
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  ‘capture.output’
extractHTMLStrip: no visible global function definition for
  ‘capture.output’
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.
extractContentDOM: no visible global function definition for
  'capture.output'
extractHTMLStrip: no visible global function definition for
  'capture.output'
Undefined global functions or variables:
  capture.output
Consider adding
  importFrom("utils", "capture.output")
to your NAMESPACE file.