Calculator: New Features Part 3

New matrix page design (Designed by Nicholas Bourdakos)
Tutorial on first launch
sin, cos, tan in degrees or radians, based on settings
arcsin, arccos, arctan on long press
Graph zoom in/out/reset buttons (Designed by Nicholas Bourdakos)
History has a cleaner design (Designed by Nicholas Bourdakos)
Widget for lockscreen/launcher
Exponents "jump up" like you'd expect them to
Bugfixes. Lots of them.