bump to v3.15.8 (#2379)

Bump to v3.15.7 (#2374)

* bump to v3.15.7

* update expected prs and update transifex

* update transifex

bump to v3.15.6 (#2365)

* bump to v3.15.6

bump to v3.15.5 (#2362)

* bump to v3.15.5

bump to v3.15.4 (#2358)

bump to v3.15.3 (#2353)

bump to v3.15.2 (#2340)

* bump to v3.15.2

Bump to v3.15.1 (#2336)

* Bump to v3.15.1

Bump to v3.15.0 (#2315)

* update changelog

* update transifex

fix map not recentering issue (#2295)

* fix map recentering issue

* remove unused import