Making merge request for assignmentsv2 to master

See merge request !14

Dashboardv2

See merge request !12

Ignores .pyc files

Changed the heading to h2 to make it more consistent with the rest of the templates

Added a nested function in the AnnouncementDetailsView CBV for a variable to be used in the respective template

Added a for loop to list the reaction name and tallies for a particular announcement

Template to be used by AnnouncementsEditView CBV

Template to be used by AnnouncementsDetailsView CBV

Template to be used by the AnnouncementsAddView CBV

Fixed views.py to work with the respective classes' templates

template to be used by announcements_view FBV

Made the code cleaner by shortening the import lines

Added new paths to accommodate the new function and class based views.