Description of problem:
Sysem update of urllib3 to version 1.24 while transifex client requires < 1.24.


Version-Release number of selected component (if applicable):


How reproducible:
transifex-client-0.13.5-1.fc29.noarch

Steps to Reproduce:
1. update system
2. try to push/pull

Actual results:
 % tx push -s                             
Traceback (most recent call last):
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 578, in _build_master
    ws.require(__requires__)
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 895, in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 786, in resolve
    raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (urllib3 1.24.1 (/usr/lib/python3.7/site-packages), Requirement.parse('urllib3<1.24'), {'transifex-client'})

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/tx", line 6, in <module>
    from pkg_resources import load_entry_point
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3112, in <module>
    @_call_aside
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3096, in _call_aside
    f(*args, **kwargs)
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3125, in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 580, in _build_master
    return cls._build_from_requirements(__requires__)
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 593, in _build_from_requirements
    dists = ws.resolve(reqs, Environment())
  File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 781, in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'urllib3<1.24' distribution was not found and is required by transifex-client


Expected results:
Works... Well at least, do not allow update (maybe a bit late imo).

Additional info: