Remove simpleSelectManagement and simpleManagement

Now that the last plugins got migrated to selectManagement (See fd-plugins#6006 (closed) and fd-plugins#6007 (closed)), these classes and associated code can be removed from core.

changed milestone to %FusionDirectory 1.4

By Côme Chilliet on 2019-10-30T16:02:24 (imported from GitLab)

added PJ1802-0188 label

mentioned in merge request !705

By Côme Chilliet on 2019-10-30T16:04:01 (imported from GitLab)

created merge request !705 to address this issue

By Côme Chilliet on 2019-10-30T16:04:01 (imported from GitLab)

mentioned in commit 364f2f3c

By Côme Chilliet on 2019-10-30T16:27:02 (imported from GitLab)

I guess packaging will need to be adapted, a lot of files are gone (see 364f2f3c)

By Côme Chilliet on 2019-10-30T16:31:31 (imported from GitLab)

added 30m of time spent at 2019-10-30

By Côme Chilliet on 2019-10-30T16:31:32 (imported from GitLab)

added packaging label

closed

By Côme Chilliet on 2019-11-13T14:23:01 (imported from GitLab)

added Removed simple-plugin labels

added fusiondirectory-core label