minor fix and cleaning in AICalsPrefItem
fix raise bug in customize.py
multi_spin_button: fix FloatSpinButton, use one field only
bug fix in numEncode
bug fix in event editor dialog which was making exceptions afterwards
faster implementation of overlaps() function
bug fix in multi_spin.py: IntField: plus
disable animation
performance improvement in timeline: don't update current time marker unless it's necessary
version 2.2.4
bug fix in Active/Inactive Calendars
merge branch master into next
clean update-perm
use relative import in lib/tzlocal/__init__.py
rename overlaps to ab_overlaps, add md_overlaps and use it in box time checking to be faster
Merge branch 'next' into graph