HBASE-8947 Thrift 2 : Replace "bool writeToWAL" with "TDurability durability" (Hamed Madani)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1507074 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8947 Thrift 2 : Replace "bool writeToWAL" with "TDurability durability" (Hamed Madani)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1507102 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.94' into 0.94-gd