Merge pull request #360 from tmorgner/master

PRD-5059 - Fixed a serialization problem when serializing bundles.
Merge pull request #361 from tmorgner/master

PRD-5060 - Golden samples were run without checking any of the errors.
[PRD-5055] - Added possibility in libpensol to bypass server authentication when it is being used on server-side and there is an active user session
[PRD-5055] - Changed to always create a new direct file system object instead of reusing the same object in order to avoid possible issues in concurrent accesses
Merge pull request #358 from marcovala/master

[PRD-5055] - Added possibility in libpensol to bypass server authenticat...
PRD-5061 - Pie sparkline breaks report processing
Merge pull request #362 from tmorgner/PRD-5061

PRD-5061 - Pie sparkline breaks report processing
Merge pull request #363 from tmorgner/build-longrun

Build and test refactorings so that tests run a bit faster.
[BUILD] - Redirect database calls to in-memory HSQL database for parallel execution without locks on files.
(cherry picked from commit 1be2cfe)
[BUILD] - Ignore HSQL-lock files.
(cherry picked from commit ae9d75c)
[BUILD] - Engine-core's test module database init needs apache-commons-lang,
and thus all tests using the Sample-Data database need it too.
(cherry picked from commit ed83ce4)
[BUILD] - Engine-core's test module database init needs apache-commons-lang,
and thus all tests using the Sample-Data database need it too.
(cherry picked from commit 800d7c5)
[ ] - Populating unit tests and sample database produced invalid results thanks to escaped strings.
(cherry picked from commit 4ff46d3)
[BUILD] - Golden sample content changed after fix of JNDI encoding.
(cherry picked from commit dd24f16)
[BUILD] - Speed up tests by not forking and not printing debug messages.
[CLEANUP] - Reference in memory database
[CLEANUP] - Remove useless pseudo-performance test cycles
PRD-5059 - Fixed a serialization problem when serializing bundles.
PRD-5060 - Golden samples were run without checking any of the errors.
[PRD-5055] - Added possibility in libpensol to bypass server authentication when it is being used on server-side and there is an active user session