updates to vector_t, added resize function that can call non-default constructor to construct elements
updates to vector_t, added resize function that can call non-default constructor to construct elements

embree/embree,embree/embree,Sjoerdie/embree,Sjoerdie/embree,embree/embree,Sjoerdie/embree,embree/embree,Sjoerdie/embree