pgAdmin 4 commit: Add support for collations.

Add support for collations.

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=b6f72024482b0ece6fd42534f51a477fdd26a8d9
Author: Murtuza Zabuawala <murtuza.zabuawala@enterprisedb.com>

Modified Files
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.../databases/schemas/collations/__init__.py       | 664 +++++++++++++++++++++
.../collations/static/img/coll-collation.png       | Bin 0 -> 178 bytes
.../schemas/collations/static/img/collation.png    | Bin 0 -> 233 bytes
.../collations/templates/collation/js/collation.js | 264 ++++++++
.../collation/sql/9.1_plus/backend_support.sql     |  18 +
.../templates/collation/sql/9.1_plus/create.sql    |  25 +
.../templates/collation/sql/9.1_plus/delete.sql    |   1 +
.../collation/sql/9.1_plus/get_collations.sql      |   7 +
.../templates/collation/sql/9.1_plus/get_name.sql  |   5 +
.../templates/collation/sql/9.1_plus/get_oid.sql   |   8 +
.../templates/collation/sql/9.1_plus/nodes.sql     |   4 +
.../collation/sql/9.1_plus/properties.sql          |   8 +
.../templates/collation/sql/9.1_plus/update.sql    |  26 +
13 files changed, 1030 insertions(+)