A compilation of stuff posted by NF staff (mostly Sparton) and being buried in their respective thread. I'll try to keep it up-to-date, feel free to help.
[Bug-fix] Some missions can only be cleared on normal difficulty currently. Fix incoming. Source.
[Bug-fix] Shields cancel each others (note Pharaoh Dog passive is considered a shield). Fix incoming. Source.
[Bug-fix] Some talismans sets should not scale with number of targets (augments, like void, and energy). Fix incoming. Source.
[Bug-fix] When stockpiling stuff you might have incorrect data and be unable to sell. Fix incoming. Source (with short term fix).
[Bug-fix] Only relevant to some android phone, icons disappearing/SoT loss on pressing "back". Being investigated. Source.
[Feature] A "fair" iron coin sink. Being investigated. Source.
[Feature] Quick sell (selling stuff as they are awarded without going through inventory). Work in progress. Source.
[Content] Missions. Some in testing phase, more planned. Source.
[Out Of Topic] Brave New World or BNW for short. Last ETA said about a month. Source.
Wow, this is hard work. I did stop investigating, so it may not be exhaustive. Feel free to point anything I missed, don't forget to include your source though.
EDITS:
(+) Achievement completed bug-fix (Thanks Askora)
(+) Mission counter bug-fix
(+) Decided to list BNW as out of topic
(-) Removed items that went live July 20th 2017