Small correction in the software implementation of the edge detection
Added a part7 folder and I think that the edge detection coprocessor is working. Closes #22
Minor changes to spaces in coproc_core.vhd
Merge branch 'master', remote branch 'origin'
Permissions change on images
Merged in changes from edge_detection_remote branch.
Merged changes into coproc_core.vhd

Merged in changes to coproc_core.vhd