Add support for publication size weighting. General refactoring of IBMA estimators #1124

Job	Run time
Determine if CI should be skipped	4s
CBMR ImportError tests (ubuntu-latest, 3.8)	1m 2s
Unit tests with minimum dependency versions (ubuntu-latest, 3.8)	30m 50s
Unit tests (ubuntu-latest, 3.8)	31m 43s
Unit tests (ubuntu-latest, 3.9)	33m 3s
Corrector performance tests (ubuntu-latest, 3.8)	31m 9s
Estimator performance tests (ubuntu-latest, 3.8)	7m 1s
Smoke performance tests (ubuntu-latest, 3.8)	21m 12s
Unit tests (ubuntu-latest, 3.10)	31m 51s
Unit tests (ubuntu-latest, 3.11)	31m 23s
Unit tests (macos-latest, 3.8)	32m 58s
Unit tests (macos-latest, 3.9)	18m 59s
Unit tests (macos-latest, 3.10)	18m 51s
Unit tests (macos-latest, 3.11)	25m 13s
Upload coverage	0s
	5h 15m 19s

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