TWP/TSI/C2 - Shadowband misalignment

The shadowband was not maintaining the correct position so was not correctly blocking the 
sun.

• Pixel count: number total opaque(count.opaque)
• Pixel count: number total in zenith circle(region.zenith.count)
• Pixel count: number total in horizon area(region.horizon.count)
• Pixel count: number opaque in horizon area(region.horizon.count.opaque)
• Pixel count: number total thin(count.thin)
• Pixel count: number total in sun circle(region.sun.count)
• Pixel count: number opaque in sun circle(region.sun.count.opaque)
• Pixel count: number opaque in zenith circle(region.zenith.count.opaque)
• Pixel count: number below horizon in image(count.sub.horz)
• Pixel count: number thin in horizon area(region.horizon.count.thin)
• Pixel count: number total indeterminant(count.unknown)
• Pixel count: number total in processed circle(count.sky)
• Relative \'strength\' of direct sun(sun.strength)
• Pixel count: number thin in zenith circle(region.zenith.count.thin)
• Percentage thin cloud(percent.thin)
• Pixel count: camera and sun strip mask(count.mask)
• Pixel count: number total between horizon and processed circle(count.sub.proczen)
• Pixel count: box, outside mirror area(count.box)
• Pixel count: number thin in sun circle(region.sun.count.thin)
• Percent opaque cloud(percent.opaque)