Multiple Lights

[rzsavilla]

Store and render multiple lights of different types such as:

• Point Light
• Direction Light
• Spot Light

Implementation required in render system, scene loader, scene management and shaders.

[rzsavilla]

phong.frag now has calculations for lighting needs to be enabled once light components are created/loaded and uniforms passed. #44

[rzsavilla]

Fragment shader is stores array of light variables for Directional, Point and spotlighting.