Via [url=https://steamcommunity.com/games/CSGO/announcements/detail/520830071182721727]the Steam Community[/url]:

[quote=Valve][b][u]MISC[/u][/b]
- Fixed AUG scope stencil filter bug near water surfaces.
- Fixed Premier progress bar not displaying properly in low resolutions.
- Fixed certain UI panels not rendering transparently when using CMAA2 and HDR performance settings simultaneously.
- Improved dynamic radar scale to snap size when a newly discovered enemy/C4 enters radar view, but still shrink gradually when enemy/C4 disappears and enough time passes.
- Fixed radar scale settings UI to support full range of radar scale from 0.25 to 1.0 values.
- Fixed sounds from Train inspect scenery not getting cleared when going back to the main menu.
- Fixed misprediction error smoothing near walls to avoid clipping through walls.
- Fixed cloth simulation bug on loopback=1 local servers.[/quote]

Rumor has it:

- Size is close to 115 MB (with Workshop Tools installed)