old_contents: version = '1.5.6'
  revision = ''
  milestone = 'Yoitsu'
  release_number = '65'
  projectURL = 'https://syncplay.pl/'
  
new_contents: version = '1.5.6'
  revision = ' beta'
  milestone = 'Yoitsu'
  release_number = '65'
  projectURL = 'https://syncplay.pl/'
  
subject: Add 'beta' revision identifier