SSDM-4718 : Base64 image upload enabled

...s/eln-lims/1/as/webapps/eln-lims/html/js/util/FormUtil.js

...lims/1/as/webapps/eln-lims/html/lib/ckeditor/js/config.js

...-lims/html/lib/ckeditor/js/plugins/base64image/LICENSE.md

...n-lims/html/lib/ckeditor/js/plugins/base64image/README.md

...ib/ckeditor/js/plugins/base64image/dialogs/base64image.js

...lib/ckeditor/js/plugins/base64image/icons/base64image.png

...editor/js/plugins/base64image/icons/hidpi/base64image.png

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/af.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/ar.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/bg.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/bn.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/bs.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/ca.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/cs.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/cy.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/da.js

...ms/html/lib/ckeditor/js/plugins/base64image/lang/de-ch.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/de.js

...-lims/html/lib/ckeditor/js/plugins/base64image/lang/el.js

...ms/html/lib/ckeditor/js/plugins/base64image/lang/en-au.js