Attack on Tab-tan; Notebook tab presence greatly reduced
menu link fixed

index out of range error when clicking on the inventory tab.
Merge remote-tracking branch 'upstream/Development' into Development
Rank changes every 3 levels
documentation and style updated
New installer
New Mac Installer
Merge branch 'Development' of https://github.com/MSU-CS-Software-Engineering/habitgame into Development
Scrolling fixed for Habits, Dailies, and Tasks

mouse scrolling works anywhere on the canvas/list of "hacks", and the
scroll bar works too with mouse clicks. However, the list items are no
longer fitting to the canvas, but scrolling is better than aesthetics.
Added early BOSS functionality and version updater
Created Boss Class
Fixed merge conflict in work_space
Created updater.py -- software update module