(feat) Create helpers directory and add authHelpers.js
(feat) Create helpers directory and add authHelpers.js

Currently contains signup, login, and logout helper functions.

anthonypecchillo/ComputerVision,Hobbits52/ComputerVision,anthonypecchillo/ComputerVision,Hobbits52/ComputerVision,anthonypecchillo/ComputerVision,Hobbits52/ComputerVision