[Front-end] Changed sort order icon, refactored card design to adjust for comments and particiapnts
[Front-end] Bug fix, prgoress bar color
[Front-end] Made html display expanded cards according to the minimized versions
[Front-end] Bug fixed
[Front-end] New way to horizontally align expanded card.
[Front-end] Sort was broken because path to totals weren't updated
[Front-end] Modifications to data to test whether sorting works. Also made major refactoring of static code to use angular expressions (Note that the details regarding the stars aren't implemented yet due to the fact that it requires cardController, which is outside of the scope)
[Front-end] Made display of stars dynamic.