Fixup build so that the update from nefilter.org to 1.4.20 works * Keep the generated files needed for building. Used ./configure --enable-static --disable-shared make * Update the various Android *.mk files. Change-Id: If0e45cf6289f0e3dcf3adf73e6ccff86d640f1c0 Signed-off-by: JP Abgrall <[email protected]>