Updated GPU code

		int               corr_radius,        // radius of the output correlation (7 for 15x15)

		int               corr_radius,        // radius of the output correlation (7 for 15x15)

		float           * gpu_corrs);          // correlation output data

		float           * gpu_corrs);          // correlation output data

extern "C" __global__ void correlate2D_inter( // only results in TD

		int               num_cams,

		int               sel_sensors,

		float          ** gpu_clt,            // [num_cams] ->[TILES-Y][TILES-X][colors][DTT_SIZE*DTT_SIZE]

		float          ** gpu_clt_ref,        // [num_cams] ->[TILES-Y][TILES-X][colors][DTT_SIZE*DTT_SIZE]

		int               colors,             // number of colors (3/1)

		float             scale0,             // scale for R

		float             scale1,             // scale for B

		float             scale2,             // scale for G

		float            * gpu_ftasks,        // flattened tasks, 27 floats for quad EO, 99 floats for LWIR16

		int               num_tiles,          // number of tiles in task

		int               tilesx,             // number of tile rows

		int             * gpu_corr_indices,   // packed tile+pair

		int             * pnum_corr_tiles,    // pointer to a number of correlation tiles to process

		size_t            corr_stride,        // in floats

		float           * gpu_corrs);         // correlation output data

extern "C" __global__ void corr2D_normalize(

extern "C" __global__ void corr2D_normalize(

		int               num_corr_tiles,     // number of correlation tiles to process

		int               num_corr_tiles,     // number of correlation tiles to process

		const size_t      corr_stride_td,     // in floats

		const size_t      corr_stride_td,     // in floats