pgsql: Applied patch by Itagaki Takahiro to fix incorrect status calcul

Applied patch by Itagaki Takahiro to fix incorrect status calculation in
ecpglib. Instead of parsing the statement just as ask the database server. This
patch removes the whole client side track keeping of the current transaction
status.

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=postgresql.git;a=commitdiff;h=816b008eaf1a1ff1069f3bafff363a9a8bf04a21

Modified Files
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src/interfaces/ecpg/ecpglib/connect.c |    7 ++-----
src/interfaces/ecpg/ecpglib/execute.c |    3 +--
src/interfaces/ecpg/ecpglib/extern.h  |    1 -
src/interfaces/ecpg/ecpglib/misc.c    |    7 +------
4 files changed, 4 insertions(+), 14 deletions(-)