Added zlib to default modules since many default modules depend on it inviwo/inviwo-dev#1364
Added zlib to default modules since many default modules depend on it inviwo/inviwo-dev#1364


inviwo/inviwo,inviwo/inviwo,Sparkier/inviwo,inviwo/inviwo,Sparkier/inviwo,Sparkier/inviwo,inviwo/inviwo,inviwo/inviwo,inviwo/inviwo,Sparkier/inviwo,Sparkier/inviwo