Fixed _get_occ_list to return occs for split calendars.
Merge pull request #86 from timcallagy/recurrenceCalIssue

Fixed _get_occ_list to return occs for split calendars.
update version to 0.7.3
Merge pull request #1 from llazzaro/master

Update from original
Bugfix: don't change list while iterating through it.
Merge pull request #87 from drodger/master

List iteration and remove() call.
Make sure to use the new list when looking for overlapping occurrences.
Merge pull request #88 from drodger/master

Make sure to use the new list when looking for overlapping occurrences.