Hints for element in main

Hints

• asv-developer-id-missing
  element.metainfo.xml:6 -
  The `developer` element is missing an `id` property, containing a unique string ID for the developer. Consider adding a unique ID.
• asv-description-first-word-not-capitalized
  element.metainfo.xml:17 -
  The description line does not start with a capitalized word, project name or number.