fixed callback bug
bugfix in dropzone
reverted changes
merged with develop
removed some old code
Merge pull request #400 from massiveart/bugfix/dropzone

[BUGFIX] bugfixing in dropzone component
return xhr message for error handling
Merge pull request #402 from massiveart/feature/return-xhr-for-error-messages

[FEATURE] return xhr message for error handling
Merge branch 'develop' of github.com:massiveart/husky into bugfix/json-encoding

Conflicts:
	dist/husky.min.js