Improved Solr connection

Description

Improve how DDF communicates with Solr.
Use TLS (no client auth) and Solr basic auth to ensure only DDF can access its Solr instance.
Make sure moving solr/ to another directory outside of DDF_HOME directory is supported.

Environment

None

Status

Assignee

Aaron Hoffer

Reporter

Aaron Hoffer

Labels

None

Components

Fix versions

Affects versions

2.13.1

Priority

Major
Configure