tidy up imports and stray variable from debuging.

Signed-off-by: Stephan Beisken <sbeisken@gmail.com>
Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>

src/main/org/openscience/cdk/fingerprint/MACCSFingerprinter.java

@@ -26,38 +26,28 @@
 
 import java.io.BufferedReader;
 import java.io.IOException;
-import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.util.ArrayList;
 import java.util.BitSet;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
 import com.google.common.collect.FluentIterable;
 import org.openscience.cdk.CDKConstants;
 import org.openscience.cdk.annotations.TestClass;
 import org.openscience.cdk.annotations.TestMethod;
-import org.openscience.cdk.aromaticity.Aromaticity;
-import org.openscience.cdk.aromaticity.ElectronDonation;
 import org.openscience.cdk.exception.CDKException;
 import org.openscience.cdk.graph.ConnectedComponents;
-import org.openscience.cdk.graph.ConnectivityChecker;
-import org.openscience.cdk.graph.Cycles;
 import org.openscience.cdk.graph.GraphUtil;
 import org.openscience.cdk.interfaces.IAtomContainer;
-import org.openscience.cdk.interfaces.IAtomContainerSet;
 import org.openscience.cdk.interfaces.IBond;
 import org.openscience.cdk.interfaces.IChemObjectBuilder;
 import org.openscience.cdk.interfaces.IRingSet;
 import org.openscience.cdk.isomorphism.Pattern;
 import org.openscience.cdk.isomorphism.Ullmann;
 import org.openscience.cdk.isomorphism.UniqueAtomMatches;
-import org.openscience.cdk.isomorphism.UniversalIsomorphismTester;
-import org.openscience.cdk.isomorphism.matchers.IQueryAtomContainer;
 import org.openscience.cdk.isomorphism.matchers.smarts.SmartsMatchers;
 import org.openscience.cdk.ringsearch.AllRingsFinder;
-import org.openscience.cdk.smiles.smarts.SMARTSQueryTool;
 import org.openscience.cdk.smiles.smarts.parser.SMARTSParser;
 import org.openscience.cdk.tools.ILoggingTool;
 import org.openscience.cdk.tools.LoggingToolFactory;
@@ -97,8 +87,6 @@ public class MACCSFingerprinter implements IFingerprinter {
     private static final String KEY_DEFINITIONS = "data/maccs.txt";
 
     private volatile MaccsKey[] keys = null;
-
-    public long[] t = new long[166];
 
     @TestMethod("testFingerprint")
     public MACCSFingerprinter() {