Add base uintx class (Issue #3)
Add addition to uintx (Issue #3)
Add subtraction to uintx (Issue #3)
Add multiplication to uintx (Issue #3)
Add comparison operators to uintx (Issue #3)
Fix bugs, add increment operators, add test case (Issue #3)
Add division and modulus to uintx (Issue #3)
Add iostream operators to uintx (Issue #3)
Moved files, added conversion cast for uintx (Issue #3)