Merge remote-tracking branch 'origin/bugfix/8351_ipython_datetime_error'
Refs #8405. Try to merge branch

Merge remote-tracking branch 'origin/feature/8405_filterevent_groupeddet'

Conflicts:
	Code/Mantid/Framework/Algorithms/src/FilterEvents.cpp
Merge remote-tracking branch 'origin/bugfix/8430_vates_doxygen'
Remove first non-zero point of each data set. This refs #8434
Add to merge changes on a file I did not even touch. refs #8434