6.3.0
Fix EmojiInfo @nanato12 #337
Fix return type of EmojiInfo::getLength() PHPDoc.
add BaseEvent to toArray method @snmatsui #344
Added toArray
method to BaseEvent for debug.
Remove ext-posix from require-dev for windows compatibility #349
Fix this issue with install on Windows.
#348
Add get-follower-ids-api #342 @hinoguma
Support following API.
https://developers.line.biz/ja/reference/messaging-api/#get-follower-ids