pgsql: Teach pg_controldata and pg_resetxlog about the new backupEndReq

Teach pg_controldata and pg_resetxlog about the new backupEndRequired field
in control file.

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/a1a847d31f37b8063d8478b56e07856d53132b05

Modified Files
--------------
src/bin/pg_controldata/pg_controldata.c |    2 ++
src/bin/pg_resetxlog/pg_resetxlog.c     |    1 +
2 files changed, 3 insertions(+), 0 deletions(-)