modified MethodTypeHint to transcode short array notations to Traversable
adapted CheckReturnValueTest, replaced custom TraversableCollection with ArrayObject
removed unnecessary tab in readme
Merge pull request #10 from jwoschitz/handle-traversable-as-array

Modified MethodTypeHint to transcode short array notations to Traversable
Made specification about Traversable more detailled
Updated URL of dox
Merge remote-tracking branch 'upstream/master' into configurable-type-hint-evaluation