AS1/2 debugger

debugger listening only when really debugging started
fail to listen message
break reason displayed

libsrc/ffdec_lib/src/com/jpexs/decompiler/graph/GraphSourceItem.java

@@ -37,6 +37,8 @@ public interface GraphSourceItem extends Serializable, Cloneable {
 
     public long getOffset();
 
+    public long getLineOffset();
+
     public boolean ignoredLoops();
 
     public List<Integer> getBranches(GraphSource code);