Refs #2414 - Remove Puppet from facts API and Settings

Reports are still in progress and will come in a later PR
DB schema is updated to not need puppet/rails

fixes #863 - added ldap_filter to LDAP auth sources to filter lookups using RFC 2254 filters

fixes #2424 - encrypts compute resource password

fixes #2829 - remove environment field from hosts table

fixes #2695: Updated fedora and ubuntu mirror urls

Fixes #2038 - updated config and partition table templates using ones from the community repository

fixes #2587 - migration to increase varchar length of media.name and other string fields

Fixes #2519 - Protect locale changes from validation failure so that
password validation can be run

fixes #2509, fixes #2507: few issues around Host::Base#merge_facts and fact names

Fixes #2458 - Directory structure precreated