reduce the number of iterations
Merge pull request #566 from patriot1burke/master

rollback some changes
Merge pull request #567 from patriot1burke/master

slash fix
Merge pull request #518 from sajmoon/profiling-tests

Remove profiling module
RESTEASY-1106: ResponseBuilderImpl.links() removes previously added Link-Headers

This fixes the links()-implementation to reset the Link-headers only if
null is provided as argument - as specified in the Interface.

Simple test is included.
Merge pull request #569 from ja-fra/RESTEASY-1106

RESTEASY-1106: ResponseBuilderImpl.links() removes previously added Link-Headers
RESTEASY-1107