Update README.md

It wasn't immediately clear to me that I'd need to use `with-fn-validation`. In my case, I wanted to *always* use validation, and I found the meta attribute on Primatic's Google group...
Merge pull request #42 from kendagriff/patch-1

Update README.md
Fix cljx nrepl integration
Don't shadow 'fn
Make clear that pre/post is unsupported
Merge branch 'master' of github.com:Prismatic/schema
Forcibly disable potemkin for CLJS

Before emitting potemkin/defrecord+, ensure that we aren't compiling for
ClojureScript. This may not be the ideal location for this check, but appears to
fix the problems described in Prismatic/schema#34
Add support for :pre/:post conditions in functions.
Merge pull request #45 from seancorfield/prepost

Add support for :pre/:post conditions in functions.
Merge pull request #44 from loganlinn/disable-cljs-potemkin

Forcibly disable potemkin for CLJS
Pull out pre/post code and rewrite in normal style
Update docstring of s/defn to clarify pre/post support
Update changelog and readme for new contributions
Recursive schema support, fixes #35 for Clojure.
Move recursive schema and match style; test mutual recursion.
Merge pull request #47 from Prismatic/pr/46

Recursive schema support, fixes #35 for Clojure.
Update changelog for recursive schema support
Errors when deffing a defrecord happen in client code
Set set_cell and get_cell in cljs in a way that's hopefully amenable to advanced compilation
Merge pull request #49 from Prismatic/set-cell-munging

Set set_cell and get_cell in cljs in a way that's amenable to advanced compilation (fixes #48)