"Redirect login page if already logged in"
Minor changes to the signup form.
It will now show errors you have made.
The email is now a required field.

Signed-off-by: Andrew McDonald <mcdonalda1993@gmail.com>
Removed loginManual and merged it with login.
Moved all the functionality of loginManual to login.
Got rid of the loginManual view.
Changed the form to post back to login.
Changed logging in to work with email.
Now you log in with emails instead of your username.
The form is changed.
The view now also has space to perform some action if the user signed up via social authentication and attempts to log in using the non social panel instead.
Fixed signing up.
It used to not take in the users password and so all passwords were blank.
Thus logging in is now fixed
Started the add task feature. Not functioning correctly.
Update forms.py
Update views.py
Minor cleanup of some temp files.
Changed the projects model to have a URL field.)
Changed the form to automatically fill in the URL field from the project name.
Changed all the selecting of projects to match by the URL.
(I noticed we were doing a lot of URL conversions and so added it as a field to the model instead)
Fixed the adding tasks form not working.
Added a new widget to help with entering the date and time.
Fixed the CSS for that page.
Click the empty space for the date to open the widget.
Fixed the redirect for adding a task
extracted navbar into base.html and made other html files inherit it, also added signin/out to navbar
Fixed the creating task form.
Now has a completed flag.
No longer need to specify the project, it automatically gets it from the URL.
Fixed the link for adding a new task.
Merge branch 'dev' of https://github.com/GUTeamU/DIM3 into dev
Started functionality for deleting projects/tasks
Changed static link.
Merge branch 'dev' of https://github.com/GUTeamU/DIM3 into dev