pgAdmin 4 commit: Allow selection of SSL certificates and pgpass files

Allow selection of SSL certificates and pgpass files in connection properties. Fixes #2649. Fixes #2650

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=f855ed88ce447a0c58c1f063c61f33a6bef14dc0
Author: Murtuza Zabuawala <murtuza(dot)zabuawala(at)enterprisedb(dot)com>

Modified Files
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docs/en_US/images/server_advanced.png | Bin 86133 -> 35463 bytes
docs/en_US/images/server_connection.png | Bin 78869 -> 42649 bytes
docs/en_US/images/server_general.png | Bin 51272 -> 39091 bytes
docs/en_US/images/server_ssl.png | Bin 0 -> 40339 bytes
docs/en_US/server_dialog.rst | 89 ++++++++++++----
web/migrations/versions/ef590e979b0d_.py | 46 ++++++++
.../browser/server_groups/servers/__init__.py | 98 +++++++++++++++--
.../server_groups/servers/static/js/server.js | 116 +++++++++++++++++++--
web/pgadmin/misc/file_manager/__init__.py | 46 ++++++--
.../misc/file_manager/static/css/file_manager.css | 5 +-
web/pgadmin/misc/file_manager/static/js/utility.js | 42 +++++++-
.../file_manager/js/file_manager_config.json | 1 +
web/pgadmin/model/__init__.py | 19 ++--
web/pgadmin/utils/driver/psycopg2/__init__.py | 35 ++++++-
14 files changed, 439 insertions(+), 58 deletions(-)