Update TODO for more Commerzbank contributions, other changes

Change-Id: I478ed7812a4d25641ee85846e4092e17536e5a1d
Reviewed-on: https://gerrit.stanford.edu/1557
Reviewed-by: Russ Allbery <rra@stanford.edu>
Tested-by: Russ Allbery <rra@stanford.edu>
Fix ordering of table drops on wallet-admin destroy

Fix the ordering of table drops during a wallet-admin destroy action
to remove tables with foreign key references before the tables they
are referencing.  Should fix destroy in MySQL and other database
engines that enforce referential integrity.

Change-Id: I9b37c516f67acdf1d9e25222f067df6749e8c769
Reviewed-on: https://gerrit.stanford.edu/1558
Reviewed-by: Russ Allbery <rra@stanford.edu>
Tested-by: Russ Allbery <rra@stanford.edu>
Return the name of the ACL instead of the numeric ID

The owner and getacl commands now return the current name of the ACL
instead of its numeric ID, matching the documentation of owner.

Change-Id: Ic47aad48bd1454ed4bffff7030b0492d74eee4fa
Reviewed-on: https://gerrit.stanford.edu/1559
Reviewed-by: Russ Allbery <rra@stanford.edu>
Tested-by: Russ Allbery <rra@stanford.edu>