Issue #18 - Implement grading task endpoint

Initial implementation
Issue #20 - Implement student dashboard page

Implemented base html. Initial implementation of discussion page - Issue #24
Issue #23 - Implement submission task page

Implement submission task page
Issue #19 - Implement register html page

Register page implemented
Fixes #28 - Implement create course page

Create course (accessed by professor/admin) implemented
Closes #16, #17, #24 - Implemented Discussion Page

Implemented the HTML, CSS and JS of Discussion page.
Fixes #31 and #32 - Implemented Edit Assignment page and Endpoint

Added a new endpoint to edit an assignment and its HTML page, based on assignment creation.
Modified the date format and localization of the system to pt-br.
First commit to deployment branch
Revert "First commit to deployment branch"

This reverts commit 7813b3a5cb32a1e89b24f73f6fed30ab74660957