maj 2.2.6 to 2.3.*, PLAYGROUND-502
Merge pull request #61 from thomaroger/troger-maj-2.3

Update 2.2.6 to 2.3.*, PLAYGROUND-502
Remove useless code, MAS-185
Merge pull request #62 from thomaroger/MAS-185-cache

Remove useless code, MAS-185
update findBy, pg-0
Merge pull request #63 from thomaroger/pg-0-findBy

update findBy, pg-0
fix test