vv: Ecotrack: Add time_of_day col. Change data structure. Recalc all. See below (vv) for details!

Change data structure:

ecotrack
	|_ in
	|_ out
ecolux
	|_ in
	|_ out

> Only ever calc all blox. More finegrained analysis can be done using the block column on this table.
> change conf.json
> extract function temp_add_means_and_time_of_day from initTempData
> print number of filtered temp lines
> print number of removed tags
> [edgecase] add NA to temp cols if close to end of configuration time window
> typo: rm tag_info and unknown_tag files