fix directories structure in CircleCI

Merge pull request #13 from andrzejchm/release/0.1.3

0.1.3 -> master

Merge pull request #9 from andrzejchm/feature/parcelable-model

0.1.2 release

Merge pull request #5 from andrzejchm/release/0.1.1

release 0.1.1 - adding javadocs + major refactor

Merge pull request #3 from andrzejchm/feature/readme-update

Update README.md