Workaround bug #40 exposed by julia bindings
Workaround bug #40 exposed by julia bindings

* Emit markerShape as an integer array
* Update julia bindings for julia 0.4 compatibility
* Make spheres the default marker shape

rotorliu/displaz,rotorliu/displaz,JoshChristie/displaz,rotorliu/displaz,JoshChristie/displaz,rotorliu/displaz,JoshChristie/displaz,JoshChristie/displaz,JoshChristie/displaz