Merge pull request #13 from dripolles/master

Credentials Refactor
processor tests
Merge branch 'master' of github.com:yunait/level3

* 'master' of github.com:yunait/level3:
  Credentials & authentication refactor
processor tests
processor tests
processor tests
fix 5.3
Processor error handling
Processor error handling
processor wrapper
processor wrapper
processor wrapper
new requestlogger
level3 tests
resourcetest
fix 5.3
fix 5.3
Wrapper moved from interface to abstract class
cors wrapper: wip
new options method