extend easyMDE options: add image upload icon, activate image upload->https://github.com/Ionaru/easy-markdown-editor#configuration
extend easyMDE options: add image upload icon, activate image upload->https://github.com/Ionaru/easy-markdown-editor#configuration

openego/oeplatform,openego/oeplatform,openego/oeplatform,openego/oeplatform