check null filters
load themes earlier
retry logic
exception handling/logging
remove stale code
remove stale code
new
remove stale code, add json export
refine ordering of results
add __ID__ to about, add __METADATA__
exception handling, add categories_only
exception handling
throttling
exception handling
tune the logging
increase  timespan
support for town selector
tune logging, add icaltasks throttler
support for town selector
tune retry timeouts