CI infra: rvs
flume: bmahe
gradle / build system: cos, rvs
gridgain-hadoop: cos, Sergey Vladykin <sergi.vladykin@gmail.com>
hadoop: mark grover, cos, rvs
hbase: andrew purtell, rvs
hive: mark grover
hue: oflebbe
itest: cos, rvs
mvn publishing/packaging: rvs
oozie evans ye, rvs
phoenix: andrew purtell
pig: evans ye, daniel dai
puppet recipes: jay vyas, cos, evans ye, rvs
smoke-tests: jay vyas, david capwell
spark: jay vyas,
sqoop: sean mackrory
tachyon: david capwell, jay vyas
test-artifacts and test-execution repos:
tez: evans ye, oflebbe
vagrant recipes: jay vyas, evans ye
zookeeper: sean mackrory, rvs

CI infra: rvs
flume: bmahe
gradle / build system: cos, rvs
gridgain-hadoop: cos, Sergey Vladykin <sergi.vladykin@gmail.com>
hadoop: mark grover, cos, rvs
hbase: andrew purtell, rvs
hive: mark grover
hue: oflebbe
itest: cos, rvs
mvn publishing/packaging: rvs
oozie evans ye, rvs
phoenix: andrew purtell
pig: evans ye, daniel dai
puppet recipes: jay vyas, cos, evans ye, rvs
smoke-tests: jay vyas, david capwell
spark: jay vyas,
sqoop: sean mackrory
tachyon: david capwell, jay vyas, huamin chen
test-artifacts and test-execution repos:
tez: evans ye, oflebbe
vagrant recipes: jay vyas, evans ye
zookeeper: sean mackrory, rvs

Add Huamin Chen as Tachyon maintainer.
BIGTOP-1723: Add Huamin Chen as Tachyon maintainer.

Signed-off-by: jayunit100 <8bfd13cad0bc4b2ac41d9e235951e72c9b62c2aa@apache.org>
