Completes about page and adds favicon icon
Changes secret_token file for heroku
Changes image paths to use the asset_path helper method instead of hardcoding the link
Adds new migration to change the quote column in the quotes table to be of type text instead of string to remoe the possible 255 character limit. Changed the quotes model to limit the length of a quote to 1200 characters
Fixes bug that previous commit attempted to fix but failed. PostgreSQL string too long bug