1.9.0

Release of version 1.9.0

What's Changed

• prepare snapshot 1.6.3 by @wenxi-zeng in #88
• move intercom and comscore to their own repo by @wenxi-zeng in #90
• add middlewareSettings to Settings data object by @prayansh in #92
• Create release 1.7.0 by @prayansh in #93
• APIs for Loose Map conversion for primitives by @prayansh in #104
• Release/1.8.0 by @prayansh in #105
• add api for identify using only traits by @prayansh in #107

Full Changelog: 1.6.2...1.9.0