skeleton of v2
rename files to be a little more accurate
add implement check
make NewJSONStore work properly
add SaveTask implementation
implement GetTask
add FilterTasks
flesh out Task more
add TaskCoordinator.Add
add metastore
add MetaTaskStore
add Delay
make SaveTask variadic
add Select
add selected
add NextSelected
mark tests as Parallel
add MarkDone and task repetition
add TaskCoordinator.MarkDone
test Available