Extra demo in docs of modified wavelets.
Update variant.rst

Example illustrating PR vs non-PR
Merge pull request #1 from scf32/master

Example illustrating PR vs non-PR
Undid local edit of regen_verification.sh
Merge pull request #2 from scf32/doc-update

Merged doc update
Merge pull request #29 from scf32/master

variant.rst updated with PR demo