1.5.0

Added

• Ability to index digital products (thanks @aloco)

Fixed

• Fix index analyzer detection for sites having a "complex" locale (ie. language + country code)
• Fix Elasticsearch 6 compatibility (fixes [#17][])
• Fix a timezone-related bug affecting the postDate & expiryDate fields ([#16][])

Full Changelog: 1.4.0...1.5.0