Allow loading default columns plus extra with columns=[..., "extra"]

[smcguire-cmu]

Fixes #880

[github-actions]

Before [5fe1775]	After [a4ffc50]	Ratio	Benchmark (Parameter)
25.6±0.6ms	failed	n/a	benchmarks.time_box_filter_on_partition
5.90±0.01s	failed	n/a	benchmarks.time_create_large_catalog
877±10ms	failed	n/a	benchmarks.time_create_midsize_catalog
90.7±0.6ms	failed	n/a	benchmarks.time_kdtree_crossmatch
failed	failed	n/a	benchmarks.time_open_many_columns_all
40.4±0.7ms	failed	n/a	benchmarks.time_polygon_search
578±5ms	581±6ms	1.01	benchmarks.time_open_many_columns_list
1.69±0.05s	1.64±0.01s	0.97	benchmarks.time_open_many_columns_default

Some benchmarks failed or their performance regressed significantly.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.34%. Comparing base (5fe1775) to head (09ec5e3).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1065   +/-   ##
=======================================
  Coverage   97.34%   97.34%           
=======================================
  Files          46       46           
  Lines        2634     2641    +7     
=======================================
+ Hits         2564     2571    +7     
  Misses         70       70           

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[github-actions]

Before [5fe1775]	After [d518c8c]	Ratio	Benchmark (Parameter)
failed	failed	n/a	benchmarks.time_open_many_columns_all
25.5±0.4ms	25.7±0.2ms	1.01	benchmarks.time_box_filter_on_partition
5.77±0.02s	5.82±0.02s	1.01	benchmarks.time_create_large_catalog
864±5ms	869±6ms	1.01	benchmarks.time_create_midsize_catalog
90.6±0.6ms	91.2±1ms	1.01	benchmarks.time_kdtree_crossmatch
575±5ms	576±2ms	1.00	benchmarks.time_open_many_columns_list
1.65±0.02s	1.64±0.01s	0.99	benchmarks.time_open_many_columns_default
40.8±0.5ms	40.2±0.5ms	0.99	benchmarks.time_polygon_search

Some benchmarks failed or their performance regressed significantly.

[github-actions]

Before [5fe1775]	After [2af9fb4]	Ratio	Benchmark (Parameter)
failed	failed	n/a	benchmarks.time_open_many_columns_all
26.1±0.7ms	26.8±1ms	1.03	benchmarks.time_box_filter_on_partition
5.82±0.03s	5.92±0.02s	1.02	benchmarks.time_create_large_catalog
880±9ms	880±5ms	1.00	benchmarks.time_create_midsize_catalog
93.6±3ms	94.0±0.8ms	1.00	benchmarks.time_kdtree_crossmatch
1.78±0.01s	1.76±0.01s	0.99	benchmarks.time_open_many_columns_default
591±8ms	580±6ms	0.98	benchmarks.time_open_many_columns_list
42.6±0.9ms	41.6±2ms	0.98	benchmarks.time_polygon_search

Some benchmarks failed or their performance regressed significantly.

[camposandro]

LGTM! The tests are failing but I think the fix for those is incoming.