pgAdmin 4 commit: Remove Python 2.6 code that's now obsolete. Fixes#39

Remove Python 2.6 code that's now obsolete. Fixes #3935

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=cbd8f8236a7bfc36fc8747cd1bdb96b4a8437ee4
Author: Cyril Jouve <jv.cyril@gmail.com>

Modified Files
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docs/en_US/release_notes_4_2.rst                   |  3 ++-
pkg/pip/setup_pip.py                               | 20 --------------
requirements.txt                                   | 31 ++++++----------------
.../tools/backup/tests/test_batch_process.py       |  5 +---
.../tests/test_batch_process_maintenance.py        |  5 +---
.../tools/restore/tests/test_batch_process.py      |  5 +---
web/pgadmin/utils/route.py                         |  5 +---
web/pgadmin/utils/sqlautocomplete/autocomplete.py  |  6 +----
web/regression/requirements.txt                    | 12 +--------
web/regression/runtests.py                         | 19 ++++++-------
10 files changed, 24 insertions(+), 87 deletions(-)