OPENIG-95 (CR-3955) Introduce a logger into the FederationServlet
I committed this on behalf of Violette (thanks for the patch)

* FederationServlet.java
  * Added logger and removed system.out.println() on the FederationServlet.java.
  * Modified errorResponse(...)
  * Fixed copyright.
* SamlFederationHandler.java
  * Renamed openFedConfigDir.
  * Added logger.

git-svn-id: https://svn.forgerock.org/openig@338 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
OPENIG-95 Updated log levels from info to debug

git-svn-id: https://svn.forgerock.org/openig@339 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Added generics in FederationServlet

git-svn-id: https://svn.forgerock.org/openig@340 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Prevent NPE

git-svn-id: https://svn.forgerock.org/openig@341 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Removed an old remains of the time when this pom.xml was for a web app

git-svn-id: https://svn.forgerock.org/openig@342 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
OPENIG-188 (CR-3958) Provides an HttpServletRequest adapter to ensure that form data params are always available
* Read the form parameters from the Exchange's Request
* Revert the hack introduced in r333

git-svn-id: https://svn.forgerock.org/openig@343 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
OPENIG-106 Fixed Checkstyle errors on LogSink implementations
* Fixed visibility issues
* Added javadoc
* Removed TODO items

git-svn-id: https://svn.forgerock.org/openig@344 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Updated all copyrights for correctness:
Replaced Copyrighted with Copyright
removed the (c) character not required
removed All rights reserved from Apex Identity copyrights. The code is open source, thus rights are no longer reserved.

git-svn-id: https://svn.forgerock.org/openig@345 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Revert erroneous commit that undid a lot of changes done by Guillaume.

git-svn-id: https://svn.forgerock.org/openig@346 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Prevent NPE (Re-applyed)

git-svn-id: https://svn.forgerock.org/openig@347 dbb9e58e-28e6-4ce0-90e8-f11d9605b710