archive.rc: actually run the output commands
mkmontage.rc: run mkmontage func as subproc and do "exit 1" on failure
rename.rc: support WEBP, misc. improvements
add fns.rc to share lscmd between archive.rc and rename.rc
add support for HEIC ingestion and move images without exif data to "misc" album
fix scaling of portrait images
mkfile: update list of years and other dirs
add support for ingestion of *.HEIC files
mkfile: drop "dirs" support and automatically populate "years"
mkpages.rc: fix to work with non-JPG "full" images
year.mk: fix recursive invocation of album.mk
album.mk: generate "big" images from any "full" image format we can find
mkmontage.rc: fix "null list in concatenation" when generation fails
archive.rc: use $HOME instead of hardcoded path
add support for ingestion of HEIC files