Fix bad JS that is tripping up clojure-compiler.

There are several statements that "delete ['foo']" which is actually a JS parse error. These
are in style modifiers, and the context tells me that it should be "delete g['foo']" to
remove styling attributes of a node.

Also: Editing compressed JS is the new bit twiddling.
Merge pull request #1 from change/kv_bad_js

Fix bad JS that is tripping up clojure-compiler.