find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  'stringDist'
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  ‘stringDist’
Undefined global functions or variables:
  stringDist
find_possible_epitopes_inner: no visible global function definition for
  'stringDist'
Undefined global functions or variables:
  stringDist
Package required but not available: ‘widgetTools’

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