Schweiz in huTools.world aufgenommen
handling of negative timespans in `workdays()`
Merge commit '0245235'
workdays() now also handles datetimes()
better debugging of encoding problems

Change-Id: Ia962e84e15a16b154735c0b96dfbbf0b2be2b69e
iInternes Converter-Skript entfernt
Moved code to https://gist.github.com/2587885
depreciation
pyjasper.py entfernt
`prozent()` helper function
removed debugging code
unused code removed
less aggressive logging
get_yearspan() added
Fehlende Funktion get_yearspan hinzugefügt
`get_yearspan()` implementiert
Merge commit '3c47f0ea206830141219a46500360e65e4fdd3ef'

Conflicts:
	huTools/calendar/tools.py
hujson2 uses Python2.6 JSON
debug-logging abgeschaltet
hujson2 nutzen