5.0.1

Fixed

• More unique ID generation to prevent multiple attachments with same ID #363 (thanks @Guite)
• Not all attachments are pushed to the collection #372 (thanks @AdrianKuriata)
• Partial fix for #362 (allow search response to be empty)
• Unsafe usage of switch case. #354 #366 (thanks @shuergab)
• Fix use of ST_MSGN as sequence method #356 (thanks @gioid)
• Prevent infinite loop in ImapProtocol #316 (thanks @thin-k-design)