Made json mapper configurable so that each project can have it's own json mapper
Removed jtwig-type module
Added the possibility of configuring Jtwig via XML easily
Fixed compilation issue and broken test
Added some tests against the json implementations just to assert on the correct behaviour.
Added an acceptance test for the json mapper configuration
Added some unit tests to the ObjectUtils methods
Merge pull request #213 from lyncodev/remove-jackson-hard-dependency

Remove jackson hard dependency