Upgrading version to 1.3.6-dev
Removing files is now possible but doesn't show the initial message if files length is 0.

#36
Changed the files.processing and files.queue lists to filesProcessing and filesQueue. Also changed the order in which the complete events are called.
The dropzone gets reset now if no more files.

Closes #36
Added all download files.
Upgrading version to 1.3.6
Merge tag 'v1.3.6'

Added removeFile() functionality.