Revising testing page to document pytest. See #11423
Merge pull request #504 from joshmoore/fix-pg-dump

Fix broken pg_dump command
Added section on compound LDAP filters to sysadmin docs
Added section requiring new_users be filtered by the group filter
Fixed underlining typo
Fixed punctuation
Moved LDAP config overview anchor
Merge pull request #508 from hflynn/rebased/dev_4_4/ldap-filters

Ldap filters (rebased onto dev_4_4)
Minor edits from Mark
Diagram -> example
Add further help on using setup.py
merge dev_4_4 -D org -I include -E exclude: PR 503 (Removing users from main docs)
merge dev_4_4 -D org -I include -E exclude: PR 507 (Document pytest on developer testing page)