Tweak release notes
Tweak release notes

- add mention to Gradle Module Metadata 1.0
- add mention to public API for custom components

blindpirate/gradle,blindpirate/gradle,gradle/gradle,robinverduijn/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,blindpirate/gradle,robinverduijn/gradle,robinverduijn/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,blindpirate/gradle,robinverduijn/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,robinverduijn/gradle,gradle/gradle,gradle/gradle,gradle/gradle,robinverduijn/gradle,blindpirate/gradle,robinverduijn/gradle