pgAdmin 4 commit: Second attempt at fixing the file handling code. Test

Second attempt at fixing the file handling code. Tested on Mac and Windows in both desktop and server modes.

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=05e7ee5a05d5a196dcf2272ff5a6e66e08c5a188

Modified Files
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.../templates/file_manager/js/file_manager.js        | 20 +++++---------------
web/pgadmin/tools/backup/__init__.py                 |  4 ++--
.../tools/backup/templates/backup/js/backup.js       | 12 ++++++------
web/pgadmin/tools/import_export/__init__.py          |  4 ++--
.../templates/import_export/js/import_export.js      |  4 ++--
web/pgadmin/tools/restore/__init__.py                |  6 +++---
.../tools/restore/templates/restore/js/restore.js    |  6 +++---
web/pgadmin/tools/sqleditor/__init__.py              | 12 +++++++-----
8 files changed, 30 insertions(+), 38 deletions(-)