Merge pull request #12 from michalbe/master-temp

[FILESTUBE-CLIENT] - return array + support of multiple parts
Merge pull request #13 from michalbe/master-temp

[FILESTUBE-CLIENT] - Readme update with new API draft
Merge pull request #14 from michalbe/master-temp

[FILESTUBE-CLIENT] - typo in the readme
Merge pull request #15 from michalbe/master-temp

[FILESTUBE-CLIENT] - new method added
Merge pull request #16 from michalbe/master-temp

[FILESTUBE-CLIENT] - forEach method implemented
[FILESTUBE-CLIENT] - :japanese_ogre: getOne & forEach works