As an unauthorized user, I want to be able to visit the splash page and click the signin button which will take me to the signin page.

As an unauthorized user on the signin page, I will have the option to sign in to my account, create an account if I do not have one already or use the demo user functionality.

As an authorized user, I will be redirected to the main UI/application page which will show my channels, groups and direct messages.

As an authorized user, I will be able to create channels and add users to my channel and leave a channel.

As an authorized user on a channel, group or direct message page, I want to be able to see existing messages, send a message, and see incoming messages.

As an authorized user on a channel, group or direct message page, I want to be able to edit and delete my messages.

As an authorized user, I want to be able to logout of my account and redirect to the splash page.

As an authorized user, I will be able to search for and join existing channels and search for messages.

As an authorized user, I will be able to receive notifications and view number of unread messages in channels and direct message tabs.

As an authorized user, I will be able to edit my profile(image, name, username, password) on my profile page.