Deleted CoolCalc (original)

The original “CoolCalc” project was no longer needed and I deleted the
project to prevent confusion with the “CoolCalc2” project.
Deleted "CoolCalc" project.

I deleted the “CoolCalc” project since it was no longer needed and to
prevent confusion with the “CoolCalc2” project.
degree and radian button + sin function

- Made a toggle for degree and radian button instead of a radio button.
- Added a working sin function
Merge branch 'Update'

Conflicts:
	CoolCalc.userprefs
	CoolCalc2/bin/Debug/CoolCalc2.exe
	CoolCalc2/bin/Debug/CoolCalc2.exe.mdb
	CoolCalc2/obj/x86/Debug/CoolCalc2.exe
	CoolCalc2/obj/x86/Debug/CoolCalc2.exe.mdb