Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to 'rgl' in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
‘library’ or ‘require’ call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to 'rgl' in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to 'rgl' in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to 'rgl' in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to ‘rgl’ in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.
Malformed Description field: should contain one or more complete sentences.
'library' or 'require' call to 'rgl' in package code.
  Please use :: or requireNamespace() instead.
  See section 'Suggested packages' in the 'Writing R Extensions' manual.