pgAdmin 4 commit: Port Import/Export dialog to React. Fixes #7017.

Port Import/Export dialog to React. Fixes #7017.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=c983aae8819a8ca9eade359ec9f613ff845aeb99
Author: Yogesh Mahajan <yogesh.mahajan@enterprisedb.com>

Modified Files
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docs/en_US/images/import_export_columns.png        | Bin 147840 -> 229848 bytes
docs/en_US/images/import_export_complete.png       | Bin 53195 -> 95132 bytes
docs/en_US/images/import_export_miscellaneous.png  | Bin 158796 -> 244522 bytes
docs/en_US/images/import_export_options.png        | Bin 30596 -> 83801 bytes
docs/en_US/images/import_export_pw.png             | Bin 78050 -> 94945 bytes
docs/en_US/release_notes_6_5.rst                   |   1 +
.../databases/schemas/types/static/js/type.ui.js   |   2 +-
.../tools/import_export/static/js/import_export.js | 695 +++------------------
.../import_export/static/js/import_export.ui.js    | 277 ++++++++
.../schema_ui_files/import_export.ui.spec.js       |  50 ++
10 files changed, 409 insertions(+), 616 deletions(-)