fixed opengl library detection, added warning when demos don't built
fixed opengl library detection, added warning when demos don't built
keletskiy/ode,nabijaczleweli/ODE,keletskiy/ode,nabijaczleweli/ODE,nabijaczleweli/ODE,nabijaczleweli/ODE,keletskiy/ode,nabijaczleweli/ODE,keletskiy/ode,keletskiy/ode,keletskiy/ode,nabijaczleweli/ODE