
Added a comment about compiling for use with C++, including the use of the
-fexceptions flag with GCC.

This closes SF bug #419585.

libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,tiran/expat,tiran/expat,tiran/expat,tiran/expat,libexpat/libexpat,libexpat/libexpat