added github pages support

docs/js/out/devtools/context.cljs

@@ -0,0 +1,8 @@
+(ns devtools.context)
+
+; default root javascript context, typically js/window in browser, or the root javascript object in node.js
+(defn ^:dynamic get-root []
+  goog/global)
+
+(defn ^:dynamic get-console []
+  (.-console (get-root)))