Merge pull request #67 from Soostone/master

Upgrade to work with heist 0.13
The optional ref was broken

The docs state: "The ref attribute can be omitted if you want to check the entire form." This in fact was broken in compiled splices because a default ref of "" needs to be given.
Merge pull request #74 from LukeHoersten/patch-1

The optional ref was broken
Bump digestive-functors-heist (0.8.1.0)
Added a version of formSplice which passes the resulting form view to the supplised splices for futher binding.
Fixed comment typos.
Merge pull request #76 from LukeHoersten/master

Added formSplice' which passes resulting view to supplied splices.
Version bumps all around