[FEAT]: Add blob upload prop on Dropzone and FIleInputButton. Upgrade package version. Add expamples folder

Merge pull request #36 from files-ui/feat/allow-url-upload-different-for-each-file-given-function-on-dropzone-or-given-url-on-extfile

Feat/allow url upload different for each file given function on dropzone or given url on extfile

FEAT: Gives the option to send all files in a single request #32

FIX: ActionButtonItem.disabled not working #28

FIX: ActionButtonItem.label not working #26