[Gretl-announce] gretl 2024d released

See https://gretl.sourceforge.net 2024-12-12 version 2024d - "append" command: make the help text more explicit - "pca" command: make a $result bundle available - "square" command and square() function: don't skip dummy variables when computing cross-products - xmax() and xmin() functions; consolidate with max, min but retain the "x" variants as aliases until further notice - Fix possible incorrect behavior of "smpl" in some special cases (inside a function, when the dataset is sub-sampled at the caller level) - nelem() function: ensure that it returns the number of bytes in a string argument, as per the documentation - Avoid false positives in detecting markdown in help text for function packages - Windows10 theme: fix invisibility of some GUI elements - recent macOS: fix crash on trying to open PDF viewer to a specific chapter of the User's Guide - dbnomics addon: don't fail on database IDs that contain '@' (as some OECD identifiers now do) - gretl_edit: use a scrollable window when displaying stderr output, so it doesn't get truncated - When adding a 1x1 matrix to a bundle via defbundle() or _() don't automatically convert it to a scalar - Tweaks for handling of empty matrices plus a little more documentation - GUI: support Ctrl + mouse-wheel to resize text - GUI: fixes for breakage when resizing plots in some cases - Documentation for addons: avoid collision with hyperref -- Allin Cottrell Professor Emeritus of Economics Wake Forest University, NC