Fix ir not converted to ycbcr, convert rgb to ycbcr

Try to use only intensity as input instead of the full rgb channels

Remove workaround

Update train setup

Avoid taking all white or all black images

Update script for FLIR dataset

Update script for FLIR dataset

Fix dataset bugs

Fix potential bug, pytorch failes to broadcast division

Add guided filter implementation taken from perrying

Modify lapsrn in order to use rgb information, sub-pixel convolution and guided filtering

Add matlab script and parameters for FLIR dataset image registration

Add dataset handler for both rgb and ir images

Add ssim in evaluation

LapSRN standard implementation