Don't elide blank lines when accumulating psql command history.
This can change the meaning of queries, if the blank line happens to
occur in the middle of a quoted literal, as per complaint from Tomas Vondra.
Back-patch to all supported branches.
Branch
------
REL9_1_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/43eeaefeea603b7ac0e98879c78da8640f71c86d
Modified Files
--------------
src/bin/psql/input.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)