Sdk 1.4.4?

hi,

fr230 and 235 are getting a new beta update, 7.51

https://forums.garmin.com/forum/into-sports/running/forerunner-230-aa/1282219-beta-software-version-7-51-now-available

the changelog says
Added support for Connect IQ 1.4.4.

do you know with which sdk is 1.4.4 delivered? any ideas what might this contain?

thank you in advance