Various fixes

Separated baked cubemap load/processing logic into a separate function for clarity
various corrections for when fields change so it properly notifies down to the client
Fixed enable flag logic to actually work
Fixed skylight enable flag so it properly disables if flipped off

Engine/source/renderInstance/renderProbeMgr.cpp

@@ -415,6 +415,8 @@ void RenderProbeMgr::_setupStaticParameters()
    mEffectiveProbeCount = 0;
    mMipCount = 0;
 
+   mHasSkylight = false;
+
    if (probePositionsData.size() != MAXPROBECOUNT)
    {
       probePositionsData.setSize(MAXPROBECOUNT);

Engine/source/renderInstance/renderProbeMgr.h

@@ -77,9 +77,6 @@ struct ProbeRenderInst
    GFXCubemapHandle mPrefilterCubemap;
    GFXCubemapHandle mIrradianceCubemap;
 
-   //Utilized in dynamic reflections
-   CubeReflector mCubeReflector;
-
    /// The priority of this light used for
    /// light and shadow scoring.
    F32 mPriority;