Added file extension validation to AJAX uploader, fixed #216.
Merge pull request #218 from timgraham/ajax_upload_extension_validation

Added file extension validation to AJAX uploader, fixed #216.
Added experimental support for Python 3.3.
Merge pull request #217 from timgraham/py3

Added experimental support for Python 3.3.
better client-side ajax validation, #218
finally fixed convert/normalize tests, #213 #209
Fixed test_get_file_extensions() on Python 3.

(removed dependency on dictionary iteration order)
Corrected Typos

Fixed a spelling error and removed a double `import`
Merge pull request #223 from jxnl/patch-1

Corrected Typos
Merge pull request #221 from timgraham/test_get_file_extensions_fix

Fixed test_get_file_extensions() on Python 3.
compatibility with tests and older django versions (1.4.)
final docs update for 3.5.5
final version update (3.5.5)
Merge tag '3.5.5'

version 3.5.5