v3.11.4

• can print time as date and time with offset e.g. 2025-06-25 12:35 in legend
• plot minimum size point when using scalable markers so sink particles are always visible (thanks to Yann Bernard)
• issue reading .comp files fixed
• fixed issue reading column labels if fewer labels than columns
• experimental --get_h flag to override smoothing lengths
• fix bug with truncated name in copyright string (thanks to George Blaylock-Squibbs)