• added tags size and tags score threshold options to AniList provider
• added merge tags and genres options when aggregating from multiple providers
• added series book count and metadata total book count when fetching Kavita metadata
• opf mode will write series metadata to epub books
• comicinfo and opf modes will always try to write series metadata to first book
• lowered mal ratelimit to 1 request per second (or more accurately 5 requests per 5 seconds)