Updated ClojureScript dependency to latest stable 0.0-2371.
Clojurescript commit e7e79f21a12b2fa17499f7914a803a39aa382451 has
prepended es6- to iterator and entries-iterator symbol names, as well as
ES6- to Iterator and EntriesIterator symbols. Made corresponding changes
to DataScript.
Merge pull request #34 from izirku/dev

Update to ClojureScript 0.0-2371 (stable), patching for compatibility.