PKG_listPackages

Description: list packages matching the key
Parameter:

• key: search key
• distr: the distribution name
• packagesource: name of the package source
• client: Name of the client the packages are searched for. (Not used here and only for halfSister)
• completeDescription: If set to true, the full package description and sizes are fetched (time consuming)

Returns:

• : Amount of found packages.