pgAdmin III commit: Prevent a crash in some situtions where the databas

Prevent a crash in some situtions where the database connection is lost and needs to be reset.

Branch
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REL-1_22_0_PATCHES

Details
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http://git.postgresql.org/gitweb?p=pgadmin3.git;a=commitdiff;h=739058e98bf70207ffb44e94ee75a037840eec63

Modified Files
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CHANGELOG                   |  2 ++
pgadmin/include/db/pgConn.h | 12 ++++++------
2 files changed, 8 insertions(+), 6 deletions(-)