some clearning and documentation for P1EDA ...
Merge pull request #487 from rzanoli/master

EditDistanceEDA: Change the compare method
Merge remote-tracking branch 'upstream/master'
prepared English P1EDA instances as safe to be called when EOP is used as a library
prepared German and Italian P1EDA official instances as safe to be called when EOP is used as an artifactory
Merge pull request #488 from gilnoh/master

Various modifications to make P1EDA official instances to be called as library.
removed duplicated (and old) wrong DummyAE.xml from distsim
Merge pull request #489 from gilnoh/master

removed duplicated (and old) wrong DummyAE.xml from distsim