(feat) adds routing for creating or joining a group
(feat) connects inputs on group forms to form to send to server
(feat) adds post requests to server to create/join groups
(fix) fixes database schema
(feat) adds sql commands for finding and creating groups
(feat) adds logic for routing for creating/joining groups
(fix) updates auth file
(feat) builds out functionality in creating/joining groups
(feat) adds styling to alt navbar view when user is logged in
(feat) adds routing for groups and bills
(feat) adds functionality to group page
(feat) adds routing for groups and bills
(feat) adds MySQL commands for retrieving and adding bills and groups
(feat) updates schema
(feat) updates group page to be connected to data from server
(feat) adds functionality to retrieving group/bill data from database and preparing it to be displayed on group page
(fix) fixes billDate parameter
(feat) updates schema
(fix) fixes incorrect billDate on ng-repeat
(fix) fixes bug; bills are now split for each group member, even those that haven't paid a bill