pgAdmin 4 commit: Fix an issue where system level catalog are also disp

Fix an issue where system level catalog are also displayed in PPAS server under relation of create new table like
option.Fixes #1530 

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=9ec05d6bb1073f8df27a58c31131fa5af33b6a48
Author: Murtuza Zabuawala <murtuza.zabuawala@enterprisedb.com>

Modified Files
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.../servers/databases/schemas/tables/__init__.py         | 16 ++++++++--------
.../tables/templates/table/sql/9.1_plus/get_inherits.sql |  3 ++-
.../tables/templates/table/sql/9.1_plus/get_oftype.sql   |  5 ++++-
.../templates/table/sql/9.1_plus/get_relations.sql       |  4 ++--
.../tables/templates/table/sql/9.5_plus/get_inherits.sql |  3 ++-
.../tables/templates/table/sql/9.5_plus/get_oftype.sql   |  5 ++++-
.../templates/table/sql/9.5_plus/get_relations.sql       |  4 ++--
.../tables/templates/table/sql/macros/db_catalogs.macro  |  5 +++++
8 files changed, 29 insertions(+), 16 deletions(-)