HBASE-11762 Record the class name of Codec in WAL header
HBASE-11773 Wrong field used for protobuf construction in RegionStates (Andrey Stepachev)

Amending-Author: Andrew Purtell <apurtell@apache.org>
HBASE-11774 Avoid allocating unnecessary tag iterators
HBASE-11742 (Backport HBASE-7987 and HBASE-11185 to 0.98) (Esteban Gutierrez and Matteo Bertozzi)
HBASE-11553 Abstract visibility label related services into an interface.
HBASE-11742 Addendum makes compilation on hadoop-1 pass
LoadIncrementalHFiles is not picking up the -D option