am 80b12748: Merge "\'Discard drafts from this conversation\' dialog displaying after tap on \'Discard drafts\' button" into ub-mail-algol

* commit '80b1274889cb7a1bca5ff9e2c536fd875fbcf48d':
  'Discard drafts from this conversation' dialog displaying after tap on 'Discard drafts' button