edn rendering seems to cause react warnings

[Pancia]

Warning: React.createElement(...): Expected props argument to be a plain object.

printWarning	@	react.inc.js:20483
warning	@	react.inc.js:20507
ReactElement.createElement	@	react.inc.js:10609
createElement	@	react.inc.js:10950
om.dom.span.cljs$core$IFn$_invoke$arity$variadic	@	dom.cljs?rel=1480629449852:9
om$dom$span	@	dom.cljs?rel=1480629449852:9
untangled_spec$dom$edn_renderer$clearfix_separator_STAR_	@	edn_renderer.cljs?rel=1480629449980:25
(anonymous function)	@	edn_renderer.cljs?rel=1480629449980:34
cljs.core.repeatedly.cljs$core$IFn$_invoke$arity$1	@	core.cljs:4603
cljs.core.LazySeq.sval	@	core.cljs:3223
cljs.core.LazySeq.cljs$core$ISeqable$_seq$arity$1	@	core.cljs:3277
cljs$core$seq	@	core.cljs:1107
cljs.core.interleave.cljs$core$IFn$_invoke$arity$2	@	core.cljs:4615
cljs.core.LazySeq.sval	@	core.cljs:3223
cljs.core.LazySeq.cljs$core$ISeqable$_seq$arity$1	@	core.cljs:3277
cljs$core$seq	@	core.cljs:1107
cljs.core.Cons.cljs$core$INext$_next$arity$1	@	core.cljs:3065
cljs$core$next	@	core.cljs:1152
cljs$core$to_array	@	core.cljs:3445
untangled_spec$dom$edn_renderer$interpose_separator	@	edn_renderer.cljs?rel=1480629449980:33
untangled_spec$dom$edn_renderer$join_html	@	edn_renderer.cljs?rel=1480629449980:48
untangled_spec$dom$edn_renderer$html_collection	@	edn_renderer.cljs?rel=1480629449980:70
untangled_spec$dom$edn_renderer$html	@	edn_renderer.cljs?rel=1480629449980:95
untangled_spec.dom.edn_renderer.html_edn.cljs$core$IFn$_invoke$arity$variadic	@	edn_renderer.cljs?rel=1480629449980:122
untangled_spec$dom$edn_renderer$html_edn