Add external storage, dj.config, and more

[guzman-raphael]

And we are finally here!
This is the formal PR to merge external-storage branch features.

Minor Updates

• Add dj.config to be compatible with dj-python and removed dj.set (Add DJ config #186) Add dj.config + support methods and remove dj.set #188
• Add UUID DataJoint datatype (Add support for UUID data type #180) PR Add UUID support #194
• Add File external storage (Implement configurable external storage #143) PR Add External Storage (File) #197
• Add S3 external storage (Add S3 support #88) PR Add External Storage (S3) #207
• Improve dependency version compatibility handling (DJ Matlab / mYm improved version/compatibility support #228) PR Add Toolbox packaging #285
• Add unique and nullable options for foreign keys (Support for Unique and Nullable Foreign Keys #110) PR Add options for foreign key attributes #303
• Add non-interactive option for dj.new (Add non-interactive options for interactive tools like dj.new and dj.createSchema #69) Add packaging, support for GHA, and resolve conflicts #317
• Add dj.kill_quick ( add mechanism for programmatic use of dj.kill #251) PR Stage -> External Storage #314
• Log connection ID, user in jobs table (Log connection ID in the Jobs table. #87, Log user in jobs table #275) PR Stage -> External Storage #314

Bugfix Updates

• Handle empty password (support for empty passwords #250) PR +dj/+lib/getpass.m: handle empty password case (#250) #279, Stage -> Master #292
• Disable GUI password if running headless (disable GUI password prompt if running headless #278) PR headless password prompt update (see #278) #280, Stage -> Master #292
• Add order_by option to dj.kill output (output of dj.kill has no particular order #229) PR +dj/kill.m: update (add connection, order_by support) - fix #229 #248, Stage -> Master #292
• erd function missing from package (Missing erd function in newly packaged DataJoint Toolbox #307) PR Add erd.m back into DataJoint Toolbox #310
• Error on extremely short table names (ExternalStorage: Bug related to extremenly short table names #311) PR Add packaging, support for GHA, and resolve conflicts #317
• Incorrect return when fetchn of an external field (incorrect return when fetchn of an external field #269) PR Update fetchn and tweak tests for coverage #274
• MATLAB crashes randomly on insert 8-byte string (ExternalStorage: DJ Matlab crashes randomly on string insert #255) PR Update reverse proxy and string test #257
• Errors thrown when seeing unsupported DataJoint types (DJ matlab complains about datatypes only supported by DJ python #254) PR Add placeholders for Attach and Filepath datatypes #265
• Fix SQL argument growth condition on blobs (External Blob: Insert fails due to foreign key constraint in ~external_% table #217) PR Fix SQL argument growth condition #220

Tests Updates

• Add R2016b tests (CI: Add R2016b tests #233) PR Add R2016b tests #235
• Convert testing framework from TravisCI to GitHub Actions (Shift from TravisCI to GitHub Actions #320) PR Add packaging, support for GHA, and resolve conflicts #317
• Increase test coverage

Fix #186
Fix #180
Fix #143
Fix #88
Fix #228
Fix #110
Fix #69
Fix #250
Fix #278
Fix #229
Fix #307
Fix #311
Fix #269
Fix #255
Fix #254
Fix #217
Fix #233
Fix #320
Fix #251
Fix #87
Fix #275