Iris Calliope

minor changes

quick-load and view_stack of every nth-frames of first z-layer (by fread-fseek combinations). Prelim test: 1h recording loaded in 20s

cheeky, minor change

bug fixes for arc_index for projects with multiple PIs and single animals
bug fix for total number of files
bug fix for just one rig display

cosmetic changes

adata list fix until we have an index

update docu

remove no_arc error/warning messages (-2 lines of code)

replace no_arc with rig argument: select rigs to check, exclude rigs to check with ~ABC. yeayea... it wasn't one line of code (remove 3 add 5)

attempts to apply view_stack to open figures, move from private repo