SAK-43594 - Create new group: Filter by membership only displays if auto-groups have been created (#8183)(cherry picked from commit e798a83d2d4fa5541b8cd51fdbe68dacafc92fea)
SAK-43293 - Group manager: Do not display special roles like .auth and .anon (#8182)(cherry picked from commit 2006e4018de70035253daf5f59c3c96dbd82b415)
SAK-43585 Auto-Groups: Cannot select only the manually-added users to create auto-groups (#8180)(cherry picked from commit d2ab67fe8625e0b96dd742d427629efa1c4b16fa)
SAK-43591 - Auto-group: if students are not evenly divisible into groups, last group has remainder dumped in (#8179)(cherry picked from commit e00c945dd68191279c01d5bf06c54020659885d5)
SAK-43572 Sakai Date Picker Add confirmDate plugin (#8161)Also set position to auto(cherry picked from commit 570f6f799f1e200ae88dcb062dc6b950aa5bbde2)
SAK-43580 - Site Info > Manage Groups > Create Group > no longer able to assign rosters (#8169)(cherry picked from commit 3f49614e7fe6dc507ad584c95906535fe4f5a5ef)