Fix FELIX-2705 Provide a way to extend the logger strategy
Define a new ErrorHandler service interface. The iPOJO logger invokes this services when a warning or an error is thrown.

Also generalize the usage of the logger

Add tests about FELIX-2705 and re-enable logger tests.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1037859 13f79535-47bb-0310-9956-ffa450edef68
13 files changed