partial
added option to encode the filename header through a filename encoder object, simple base64 filename encoder added (fixes #15)
replaced "id" with "itemId" (fixes #14)
option to re-upload files in case of error (fixes #9)
reset the browse button with the multiple attribute (fixes #10)
added the dummy uploader to the example (closes #11)
Merge pull request #16 from ivan-novakov/devel

Merging devel to master - v1.1.1 stuff