Fix the build (missing imports).

Author: eregon

Diff for: core/src/main/java/org/jruby/RubyArray.java

@@ -58,8 +58,10 @@
 import org.jruby.runtime.marshal.UnmarshalStream;
 import org.jruby.util.ByteList;
 import org.jruby.util.Pack;
+import org.jruby.util.PerlHash;
 import org.jruby.util.Qsort;
 import org.jruby.util.RecursiveComparator;
+import org.jruby.util.SipHashInline;
 import org.jruby.util.TypeConverter;
 
 import java.io.IOException;