Updated the Utility file
Solved merge conflict with Utility
Merge branch 'gui' of https://github.com/tina-wang365/UCRCS180Project into gui
Merge branch 'gui' of https://github.com/tina-wang365/UCRCS180Project into gui
Merge branch 'gui' of https://github.com/tina-wang365/UCRCS180Project into gui
Merge branch 'gui' of https://github.com/tina-wang365/UCRCS180Project into gui