Updated sample code to reflect changes.
Updated to handle the case of a NO_CONTENT response.
Fixed spacing issue.
Merge remote-tracking branch 'upstream/master' into fix-no-content

Conflicts:
	samples/client/petstore/java/src/main/java/com/wordnik/client/ApiInvoker.java
Merge pull request #112 from vaelen/fix-no-content

Updated Java client to handle the case of a NO_CONTENT response.