v1.38.3
5bd744e Release v1.38.3.
55e8ddd added more debug info to all auth filters, explaining why an auth request had failed
6d045fc fixed problem with ParaClient
where AWSv4 request signatures would break for PUT requests with large bodies
7922b42 added some more log messages in MicrosoftAuthFilter
62f1d88 fixed ConcurrentModificationException
in River
class
d2c6d9a added option to configure indexing retries in River class
5339e61 [maven-release-plugin] prepare for next development iteration