yohoho no longer cares if depot is built with 1.6, so build with that since we're using 1.6's Connection.createArrayOf in PostgreSQL4Builder. Sneak a ooo-buildification in with the compiler version bump.

src/main/java/com/samskivert/depot/Query.java

@@ -575,6 +575,7 @@ public class Query<T extends PersistentRecord>
         _pclass = pclass;
     }
 
+    @Override
     protected Query<T> clone ()
     {
         try {

src/main/java/com/samskivert/depot/impl/Projector.java

@@ -111,7 +111,7 @@ public abstract class Projector<T extends PersistentRecord,R>
         Class<T> ptype, final Class<V> resultType, SQLExpression<?>... selexps)
     {
         return new Projector<T, V>(ptype, selexps) {
-            public V createObject (Object[] results) {
+            @Override public V createObject (Object[] results) {
                 try {
                     return _ctor.newInstance(results);
                 } catch (InstantiationException e) {

src/test/java/com/samskivert/depot/MigrationTest.java

@@ -69,7 +69,7 @@ public class MigrationTest extends TestBase
     protected void executeSQL (PersistenceContext ctx, final String sql)
     {
         ctx.invoke(new Modifier.Simple() {
-            protected String createQuery (DatabaseLiaison liaison) {
+            @Override protected String createQuery (DatabaseLiaison liaison) {
                 return sql;
             }
         });

src/test/java/com/samskivert/depot/ProjectionTest.java

@@ -216,7 +216,7 @@ public class ProjectionTest extends TestBase
             this.id = id;
             this.name = name;
         }
-        public String toString() {
+        @Override public String toString() {
             return id + " " + name;
         }
     }