Merge pull request #3 from pentasoft/master

Removed Eclipse files
Updating project version.
Implementing jgg_propertysets_support issue.
Changing return value to emptyList().
Removing blank line.
Adding junit dependency
Adding unit tests. Some refactorization required.
Adding unit tests for S3Uploader.
Pom's refactoring.
Adding LICENSE file.
Updating README file.
Merge pull request #4 from pentasoft/jgg_propertysets_support

Implemented propertysets support
Merge pull request #5 from pentasoft/ci

Implemented propertysets support