erp5: add typing egg

https://pypi.org/project/typing/ a backport of python > 3.5 typing
module

With this module, we can already write type annotations in python 2 (
https://mypy.readthedocs.io/en/latest/cheat_sheet.html ) and give hints
to jedi.
16 jobs for feat/erp5-jedi in 0 seconds (queued for 11 seconds)
Status Job ID Name Coverage
  External
failed SLAPOS-SR-TEST-JEROME-jedi

07:21:17

failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-jedi

06:51:22

failed SLAPOS-SR-TEST-JEROME-jedi

04:37:52

failed SLAPOS-SR-TEST-JEROME-jedi

04:54:39

canceled SLAPOS-SR-TEST-JEROME-jedi

failed SLAPOS-SR-TEST-JEROME-jedi

03:57:20

canceled SLAPOS-SR-TEST-JEROME-jedi

failed SLAPOS-SR-TEST-JEROME-jedi

04:12:18

failed SLAPOS-SR-TEST-JEROME-jedi

05:11:59

failed SLAPOS-SR-TEST-JEROME-jedi

06:20:00

failed SLAPOS-SR-TEST-JEROME-jedi

04:05:50

failed SLAPOS-SR-TEST-JEROME-jedi

06:41:20

failed SLAPOS-SR-TEST-JEROME-jedi

07:17:33

failed SLAPOS-SR-TEST-JEROME-jedi

05:34:16

failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-jedi

05:12:35

failed SlapOS.SoftwareReleases.IntegrationTest-Jerome-jedi

07:30:29