GitLab

first draft for opening files from command line or graphical file manager in the current Purr Data instance

first draft of saving the preferences, including the gui preset (still won't write to file for some reason)

from pd-l2ork: 96e2fa5605a2d87ab99c5c2c8df9bca53c23c401

 by Gilberto"
from pd-l2ork: 50719c4c455291be3ac679486f7e4d72706bd9e4

*proxy paste function to incorporate force getscroll to ensure that scroll is being checked after a paste

Protection against closing dirty abstractions
closing and quitting doesn't query if everyone is clean
(but "pd perf" message turns that protection back on for performances)
ctrl-1, etc, automatically place new object under a selected one and
connect to it
return when editing an object (not a message or comment) deactivates text

multiple selection.  Fixed 2-pixel growth problem on Mac.
Made a "version" message so Pd can detect future file formats
if they ever appear.