[maven-release-plugin] prepare release v3.0.5
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] rollback the release of v3.0.5
make test pass
[maven-release-plugin] prepare release v3.0.5
[maven-release-plugin] prepare for next development iteration
Update README.md
Allow update of an offer for a subscription
[maven-release-plugin] prepare release v3.1.0
[maven-release-plugin] prepare for next development iteration
Update README.md
fix in *createWithOfferPaymentAndClient*: now *trialStart* represents the timestamp in correct format.
[maven-release-plugin] prepare release v3.1.1
[maven-release-plugin] prepare for next development iteration
Update README.md
fix typo in Webhook.EventType.TRANSACTION_FAILED
response_code is now Integer instead of String
missing enum value will not cause parsing error, but will be matched to UNDEFINED
#47 TransacionService list with filter for createdAt doesn't work.
Revert "response_code is now Integer instead of String"

This reverts commit 36d1eacea440899f77018e503a703410a54515a4.