ingore jar files
ingore jar files

JRuby's DLEXT is "jar", so compilation of the C++ library w/ JRuby
creates the so file as dep_gecode.jar (it's not actually a jar). This
doesn't cause any runtime issues (though it's weird).

chef/dep-selector,h4ck3rm1k3/dep-selector,chef/dep-selector,h4ck3rm1k3/dep-selector