pgAdmin 4 commit: Makes some improvements/restructurings to the PgTable

Makes some improvements/restructurings to the PgTable component.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=4fff26c571e52270549ca14a8834c28f3e826a1c
Author: Aditya Toshniwal <aditya.toshniwal@enterprisedb.com>

Modified Files
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web/pgadmin/dashboard/static/js/ActiveQuery.ui.js  |   4 -
web/pgadmin/dashboard/static/js/Dashboard.jsx      |  58 ++--
web/pgadmin/static/js/Theme/dark.js                |   1 +
web/pgadmin/static/js/Theme/high_contrast.js       |   1 +
web/pgadmin/static/js/Theme/standard.js            |   2 +-
web/pgadmin/static/js/components/PgTable.jsx       | 357 +++++++++++----------
.../tools/grant_wizard/static/js/GrantWizard.jsx   |   1 +
7 files changed, 229 insertions(+), 195 deletions(-)