Bug fixed

Merge pull request #20 from webroru/patch-1

Wrong parameters order for NoResultsException

Api write access tested

v1.5

Refactoring: Api write access tested successfully

Error handling

Errors handled with exceptions.
Also tested authenticated calls.

PSR-4 compatible

Removed all deprecated code.

Test Suite for Api Calls

Also fixed several bugs

Old version prior to PSR-4 transition

Before @devilcius stepped in.