Cbc package in WinRPM was renamed and accepted

in official opensuse mingw project - see
https://build.opensuse.org/package/show/windows:mingw:win32/mingw32-Cbc
and https://build.opensuse.org/package/show/windows:mingw:win64/mingw64-Cbc
Merge pull request #19 from tkelman/patch-1

Cbc package in WinRPM was renamed and accepted