Replaced '&&' with '&'  several times in wxc/src/cpp/image.cpp
Replaced '&&' with '&'  several times in wxc/src/cpp/image.cpp

This solves bug ticket #87

sherwoodwang/wxHaskell,Proclivis/wxHaskell,ekmett/wxHaskell,Proclivis/wxHaskell,sherwoodwang/wxHaskell,sherwoodwang/wxHaskell,sherwoodwang/wxHaskell,Proclivis/wxHaskell,Proclivis/wxHaskell,ekmett/wxHaskell,ekmett/wxHaskell