No new content, in 0.11.4 the Achievements were mistakenly shipped in unlocked state, in 0.11.4.1 they are locked.
Minor update: from 0.11.4 to 0.11.4.1
Source: Steam Community (opens in a new tab)
Build and release context
Recorded Steam release date:
Within one calendar day of this post (UTC). The listed date does not establish an exact launch time.