summarize hours for milestone page

Just a basic display of hours estimated (remaining and total) and completed
for all the items in the milestone.
deactivate user. PMT #95450

A superuser can now deactivate a user account.

They are prompted with a form to reassign items and projects
that were owned/assigned/caretaker'ed by the user.
remove some stray curly braces
let's stick with fullnames for users
Merge pull request #62 from thraxil/fullnames-for-group-members

let's stick with fullnames for users
Merge pull request #61 from thraxil/user-items-table-fix

remove some stray curly braces
Merge pull request #58 from thraxil/milestone-summaries

summarize hours for milestone page
adding myself to the wind superusers list
Merge pull request #63 from nikolas/add-myself-to-superusers

adding myself to the wind superusers list
Show clients on item detail page
use reverse()
Don't instantiate test.Client since Django's TestCase already does this
Merge pull request #65 from nikolas/show-item-clients

PMT #95444 Show clients on item detail page
Merge pull request #64 from nikolas/dont-instantiate-client

Don't instantiate test.Client since Django's TestCase already does this
Merge pull request #60 from thraxil/deactivate-user

deactivate user. PMT #95450