[FSSDK-9107] Update changelog and version for advanced audience targe…

…ting (optimizely#425)

* Update changelog and version for advanced audience targeting

* PR fixes

* PR fixe for version

* update date

[FSSDK-8954] chore: prep 4.1.1 (optimizely#422)

* [FSSDK-8954] docs: change full stack to feature experimentation (optimizely#420)

* [FSSDK-8954] chore: prep for 4.1.1 release (optimizely#421)

prep for 4.1.0 release

chore: prepare for release 4.0.0 (optimizely#372)

* changelogs updated

* PRs reordered in changelog

* date updated

* chore: Prepare for release 4.0.0 (optimizely#374)

* chore: Prepare for release 4.0.0

* Fix typo

* chore: bump version.py

Co-authored-by: Matjaz Pirnovar <Mat001@users.noreply.github.com>
Co-authored-by: John Nguyen <john.nguyen@optimizely.com>

chore: Prepare for 3.10.0 Release (optimizely#359)

Summary
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-  Prepare for 3.10.0 Release

Chore(release): Prepare for v3.9.1 release (optimizely#349)

* chore(release): Preparing for 3.9.1 release

* Bump version to 3.9.1.

* Update changelog to reflect impression event fix and PR.

Chore: prepare for 3.8.1 release (optimizely#329)

* chore: prepare for 3.8.1 release

* fix: version 3.9.0

* fix: update date

chore: Preparing for 3.8.0 release (optimizely#315)

* feat(release) bump version, update changelog, update py version

* updtae changelog note

* again updtae changelog note

chore: Release 3.7.1 (optimizely#308)

Preparing for 3.7.0 release (optimizely#304)