message: decrease margin again. was unintentionally increased in one of the previous commits
diff: @@ -273,7 +273,7 @@ void TextEditor::setStatusDiff(bool statusDiff)
  mStatusDiff = statusDiff;
  if (mStatusDiff) {
  // fixed width, because it indicates only if staged or not
  - setMarginWidthN(Staged, 100);
  + setMarginWidthN(Staged, 15);
  setMarginSensitiveN(Staged, true); // to change by mouseclick staged/unstaged
  } else {
  setMarginWidthN(Staged, 0);
  