Better error reporting when failing to load shaders.
Better error reporting when failing to load shaders.


danieldresser/cortex,davidsminor/cortex,goddardl/cortex,appleseedhq/cortex,goddardl/cortex,hradec/cortex,appleseedhq/cortex,danieldresser/cortex,davidsminor/cortex,hradec/cortex,danieldresser/cortex,lento/cortex,hradec/cortex,appleseedhq/cortex,davidsminor/cortex,lento/cortex,lento/cortex,danieldresser/cortex,davidsminor/cortex,goddardl/cortex