more files need grpc license #411

Job	Run time
Checks	3m 5s
Checks	3m 5s
Compile Benchmarks	2m 11s
Compile Benchmarks	2m 11s
sbt scripted tests (gen-scala-server, 2.12)	4m 17s
sbt scripted tests (gen-scala-server, 2.12)	12m 23s
sbt scripted tests (gen-java, 2.12)	3m 54s
sbt scripted tests (gen-java, 2.12)	3m 54s
Compile and test (2.12, 8)	4m 17s
Compile and test (2.12, 8)	4m 22s
Compile and test (2.12, 11)	3m 57s
Compile and test (2.12, 11)	4m 38s
Compile and test (2.13, 8)	4m 14s
Compile and test (2.13, 8)	5m 1s
Compile and test (2.13, 11)	4m 17s
Compile and test (2.13, 11)	4m 47s
Compile and test (3.3, 8)	4m 14s
Compile and test (3.3, 8)	6m 26s
Compile and test (3.3, 11)	4m 15s
Compile and test (3.3, 11)	7m 21s
Docs	3m 1s
Docs	3m 1s
Gradle tests	4m 1s
Gradle tests	4m 15s
Maven tests	3m 31s
Maven tests	3m 31s
	1h 54m 9s

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