A little cleanup.
Will need to see if travis takes this or not
Merge pull request #168 from roboguice/stephanenicolas-nativeFragments2

Stephanenicolas native fragments2
General pom clean up.
RoboGuice project now passes checkstyle
Add quality tools to RoboGuice : findbugs and pmd, with a few exceptions.
Everything is merged with nativeFragments. emmby comments taken into account.