Update package.json and remove unused files

build_dev.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+./build.sh
+
+# cp files from dist to root folder and keep track of the files in a .dev_files_to_delete file
+find ./dist -type f -exec cp {} ./ \; -exec echo {} >> .dev_files_to_delete \;