Organized src/Changes.txt
Updated copyright dates
Fixed warnings from Kent William
Reviewing FIXUP
Add qhull-all.pro to build projects in order
Passed 127 tests.

Breaking change
  Renamed qhulllib to libqhull to match libqhull.a
  Keep rboxlib as is.  librbox does not scan and rbox is not a lib

Includes QTest files for each class and user-eg3.c for demonstrating the interface.
See src/Changes.txt for change notes and to do.
See FIXUP for problems
See WARN64 for 64-bit problems