pgAdmin 4 commit: Add support for Event Triggers.

Add support for Event Triggers.

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=986375d60e45f2e73c625342cc1a0fd024dece3e
Author: Harshal Dhumal <harshal.dhumal@enterprisedb.com>

Modified Files
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.../servers/databases/event_triggers/__init__.py   | 664 +++++++++++++++++++++
.../static/img/coll-event_trigger.png              | Bin 0 -> 350 bytes
.../event_triggers/static/img/event_trigger.png    | Bin 0 -> 324 bytes
.../event_triggers/static/img/triggerbad.png       | Bin 0 -> 610 bytes
.../templates/event_triggers/js/event_trigger.js   | 180 ++++++
.../event_triggers/sql/9.3_plus/create.sql         |   7 +
.../event_triggers/sql/9.3_plus/delete.sql         |   7 +
.../event_triggers/sql/9.3_plus/eventfunctions.sql |   4 +
.../event_triggers/sql/9.3_plus/get_db.sql         |   1 +
.../event_triggers/sql/9.3_plus/get_oid.sql        |   5 +
.../event_triggers/sql/9.3_plus/grant.sql          |  26 +
.../event_triggers/sql/9.3_plus/nodes.sql          |   3 +
.../event_triggers/sql/9.3_plus/properties.sql     |  17 +
.../event_triggers/sql/9.3_plus/update.sql         |  66 ++
14 files changed, 980 insertions(+)