Casetracker uninstall incomplete

The following empty tables are left in the database:

content_type_casetracker_basic_case
content_type_casetracker_basic_project

There are also several rows left in the 'menu' table:

mysql> SELECT * FROM menu WHERE path LIKE '%case%' OR description LIKE '%case%' OR title LIKE '%case%';
+-----+-----+------------------------------------+--------------+-----------------------------------------------------------------+--------+------+
| mid | pid | path                               | title        | description                                                     | weight | type |
+-----+-----+------------------------------------+--------------+-----------------------------------------------------------------+--------+------+
| 142 |  89 | node/add/casetracker-basic-case    | Case         |                                                                 |      0 |   22 |
| 141 |  89 | node/add/casetracker-basic-project | Project      |                                                                 |      0 |   22 |
| 143 |   1 | casetracker                        | Case Tracker |                                                                 |      0 |   48 |
| 144 |   8 | admin/content/casetracker          | Case states  | Add, edit and delete Case States, Types and Priorities          |      0 |   22 |
| 145 |  10 | admin/settings/casetracker         | Case Tracker | Configure the various Case Tracker options with these settings. |      0 |   22 |
| 146 | 143 | casetracker/projects               | Projects     |                                                                 |      0 |   48 |
| 147 | 143 | casetracker/cases                  | Cases        |                                                                 |      0 |   48 |
| 148 | 143 | casetracker/dashboard              | Dashboard    |                                                                 |      2 |   48 |
+-----+-----+------------------------------------+--------------+-----------------------------------------------------------------+--------+------+

And the 'blocks' table:

mysql> SELECT * FROM blocks WHERE module LIKE '%case%';
+-------------+-------+---------+--------+--------+--------+--------+----------+------------+-------+-------+
| module      | delta | theme   | status | weight | region | custom | throttle | visibility | pages | title |
+-------------+-------+---------+--------+--------+--------+--------+----------+------------+-------+-------+
| casetracker | 1     | garland |      0 |      0 |        |      0 |        0 |          0 |       |       |
| casetracker | 0     | garland |      0 |      0 |        |      0 |        0 |          0 |       |       |
+-------------+-------+---------+--------+--------+--------+--------+----------+------------+-------+-------+

And the 'system' table:

mysql> SELECT * FROM system WHERE name LIKE '%case%';
+------------------------------------------------------------+-----------------------+--------+--------------------------------------------------------------------+--------+----------+-----------+----------------+--------+
| filename                                                   | name                  | type   | description                                                        | status | throttle | bootstrap | schema_version | weight |
+------------------------------------------------------------+-----------------------+--------+--------------------------------------------------------------------+--------+----------+-----------+----------------+--------+
| sites/all/modules/casetracker/casetracker.module           | casetracker           | module | Enables the handling of projects and their cases.                  |      0 |        0 |         0 |             -1 |      0 |
| sites/all/modules/casetracker/casetracker_basic.module     | casetracker_basic     | module | Enables a basic project node type for use with Case Tracker.       |      0 |        0 |         0 |             -1 |      0 |
| sites/all/modules/casetracker/casetracker_dashboard.module | casetracker_dashboard | module | Dashboard for Case Tracker.                                        |      0 |        0 |         0 |              0 |      0 |
| sites/all/modules/casetracker/casetracker_mail.module      | casetracker_mail      | module | Enables mail sending and Mailhandler integration for Case Tracker. |      0 |        0 |         0 |             -1 |      0 |
| sites/all/modules/casetracker/casetracker_views.module     | casetracker_views     | module | Enables Views integration for Case Tracker.                        |      0 |        0 |         0 |              0 |      0 |
| sites/all/modules/casetracker/casetracker_xmlrpc.module    | casetracker_xmlrpc    | module | Enables Case Tracker cases to be created via XML-RPC.              |      0 |        0 |         0 |             -1 |      0 |
+------------------------------------------------------------+-----------------------+--------+--------------------------------------------------------------------+--------+----------+-----------+----------------+--------+
6 rows in set (0.00 sec)

I uninstalled using the standard procedure: deselected each, checked Uninstall for each.