[#7051] Improve sitemap performance when many tools installed

- Add paging to admin tools screen and tool list screen.
- Include at most 10 tools of each type in a project sitemap.

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Add new sitemap options

So we can get a sitemap for only a specific tool type.

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Add tool _list paging test

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Add test for paging of admin/tools

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Add test for sitemap depth limiting

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Make sure More link still gets added

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7051] Admin tools paging fixes/improvements

- Stay on same page when changing grouping threshold
- Fix broken tool drag n drop sorting
- Redirect to last page when new tool installed

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>