add migrations for ap config event logging
add timeline event classes for apconfig
hook up observers for apconfig event logging
Split singleton reads into separate BAMs before import.
GM: remove unused use in write csv
GM: read unannotated csv creates vcf entry on the fly
Remove old `gmt analysis hapmap extract-genotypes` command.

Last used September 2010.
Remove obsolete maq wrapper `gmt analysis xenograft get-mouse-aligned`.
Remove obsolete `gmt analysis add-and-build` command.
Remove `genome model set-default` for deprecated is_default property.
Remove root of empty `gmt analysis case-control` tree.

Its child was removed in 50cd1701b469be57fe94e5d13d187e705583cfe9.
fix for positioning some subset of splice alterations
Remove old `gmt analysis identity-by-descent find-regions` command.
Remove old `gmt analysis illumina model-readcount-errors` command.
Remove old `gmt analysis limi-snps`.
Remove obsolete `gmt ref-seq prepare` that refers to nonexistent MAQ command.
Remove disused MAQ method.
Remove obsolete maq-running functionality.
Remove obsolete MAQ processing workflow.
Remove apologetic placeholder noting MAQ's removal.