Major

• Licence changes from BSD to Apache 2.0
• Bazel is now supported

API Changes:

• ServerInterceptor can be installed server-wide (#3118)

Minor

• Calls that exceed their deadline include how long they waited in the Status
• Updated to Netty TCNative. This should make it possible to use Apache Tomcat with gRPC
• SSL configuration errors are reported sooner
• Server side cancellations can take place even if the application is blocking the inbound thread (#2963)
• Servers always return Status.UNKNOWN for internal errors. Added an optional interceptor to bring back the old behavior (#3064)
• MethodDescriptor.create is now deprecated

Bug Fixes

• Reduce logspam by using FINE instead of INFO for deadline narrowing events
• Netty throughput speed increased 2x for very high throughput (#3038)
• OverrideAuthorityNameResolverFactory now correctly forwards refresh() (#3062)