Fixed import statements.
diff --git a/org.eclipse.equinox.p2.cudf/src/main/java/org/eclipse/equinox/p2/cudf/solver/Projector.java b/org.eclipse.equinox.p2.cudf/src/main/java/org/eclipse/equinox/p2/cudf/solver/Projector.java
index bcf8157..74c95b5 100644
--- a/org.eclipse.equinox.p2.cudf/src/main/java/org/eclipse/equinox/p2/cudf/solver/Projector.java
+++ b/org.eclipse.equinox.p2.cudf/src/main/java/org/eclipse/equinox/p2/cudf/solver/Projector.java
@@ -19,12 +19,13 @@
 import org.eclipse.equinox.p2.cudf.Main;
 import org.eclipse.equinox.p2.cudf.metadata.*;
 import org.eclipse.equinox.p2.cudf.query.*;
-import org.eclipse.equinox.p2.cudf.solver.Projector.AbstractVariable;
 import org.eclipse.osgi.util.NLS;
+import org.sat4j.minisat.restarts.LubyRestarts;
 import org.sat4j.pb.*;
 import org.sat4j.pb.core.PBSolverResolution;
 import org.sat4j.pb.tools.LexicoHelper;
 import org.sat4j.pb.tools.WeightedObject;
+import org.sat4j.specs.*;
 
 /**
  * This class is the interface between SAT4J and the planner. It produces a