mscoree: Add .Net debugging interfaces

[Dan Kegel]

Doesn't apply here:

$ wget http://source.winehq.org/patches/data/79041
$ git reset --hard origin
$ patch -p1 < 79041
patching file include/Makefile.in
patching file include/cordebug.idl
patch: **** malformed patch at line 998: --

$ git reset --hard origin
$ git apply 79041
79041:99: trailing whitespace.
interface ICorDebugValueBreakpoint;
fatal: corrupt patch at line 999