alluxio: jay vyas, huamin chen
apex: chinmay <chinmay@apache.org>, aniruddha <aniruddha@apache.org>
bigpetstore: jay vyas, rj nowling
CI infra: rvs
data generators: rj nowling, jay vyas
flink: rmetzger, mbalassi
flume: bmahe
gradle / build system: cos, rvs
ignite-hadoop: cos, Sergey Vladykin <sergi.vladykin@gmail.com>
hadoop: mark grover, cos, rvs
hama: minho kim <minho@apache.org>, edward j. yoon
hbase: andrew purtell, rvs
hive: mark grover, youngwoo kim
hue: oflebbe
itest: cos, rvs
kite: youngwoo kim
mvn publishing/packaging: rvs
oozie evans ye, rvs
phoenix: andrew purtell, youngwoo kim
pig: evans ye, daniel dai
puppet recipes: jay vyas, cos, evans ye, rvs
qfs: fsareshwala <fsareshwala@quantcast.com>
smoke-tests: jay vyas, david capwell
spark: jay vyas, youngwoo kim
sqoop: sean mackrory, youngwoo kim
tajo: yeongeon kim
test-artifacts and test-execution repos:
tez: evans ye, oflebbe
vagrant recipes: jay vyas, evans ye
ycsb: youngwoo kim
zookeeper: sean mackrory, rvs

alluxio: jay vyas, huamin chen
apex: chinmay <chinmay@apache.org>, aniruddha <aniruddha@apache.org>
bigpetstore: jay vyas, rj nowling
CI infra: rvs
data generators: rj nowling, jay vyas
flink: rmetzger, mbalassi
flume: bmahe
gradle / build system: cos, rvs
ignite-hadoop: cos, Sergey Vladykin <sergi.vladykin@gmail.com>
hadoop: mark grover, cos, rvs
hama: minho kim <minho@apache.org>, edward j. yoon
hbase: andrew purtell, rvs
hive: mark grover, youngwoo kim
hue: oflebbe
itest: cos, rvs
kite: youngwoo kim
mvn publishing/packaging: rvs
oozie evans ye, rvs
phoenix: andrew purtell, youngwoo kim
pig: evans ye, daniel dai
puppet recipes: jay vyas, cos, evans ye, rvs
qfs: kstinson <kstinson@quantcast.com>
smoke-tests: jay vyas, david capwell
spark: jay vyas, youngwoo kim
sqoop: sean mackrory, youngwoo kim
tajo: yeongeon kim
test-artifacts and test-execution repos:
tez: evans ye, oflebbe
vagrant recipes: jay vyas, evans ye
ycsb: youngwoo kim
zookeeper: sean mackrory, rvs

Update qfs maintainer to kstinson
BIGTOP-2479: Update qfs maintainer to kstinson

Signed-off-by: Konstantin Boudnik <5bcc2c4d81811ed80bdd75460668f2bc84ab2137@apache.org>
