Add zebrafish spinal cord example
Add trace code
Add input image to trace code
Rename figure to something useful
Fix figure markup
Clarify (hopefully) wound recovery paragraph
Change 2 to two.
Update my author info
Add references for regen med
Add institution
Merge pull request #23 from ahojnnes/institution

Add institution
Merge pull request #20 from jni/lesion

Add another research example