added export-dif.cpp, removed unused flag dDEBUG_ALLOC
added export-dif.cpp, removed unused flag dDEBUG_ALLOC

nabijaczleweli/ODE,keletskiy/ode,nabijaczleweli/ODE,keletskiy/ode,keletskiy/ode,keletskiy/ode,nabijaczleweli/ODE,keletskiy/ode,nabijaczleweli/ODE,nabijaczleweli/ODE,nabijaczleweli/ODE,keletskiy/ode