Deleted TaskPresenterCopy, saved comments

@krpeffer
deleted Task Presenter Copy after moving the comments to the new Task
Presenter.
user: srojas
Added the date picker to the create view
Merge pull request #40 from SixAppeal/kyle_unit_tests

Deleted TaskPresenterCopy, saved comments
Merge pull request #41 from SixAppeal/devel-must-have-duedate

user: srojas
Merge remote-tracking branch 'origin/devel' into dpseaman_bug_fixes