decompiler: generate line number matching for return and some other statements

testData/results/TestTryCatchFinally.dec

@@ -36,7 +36,7 @@ public class TestTryCatchFinally {
          System.out.println("Finally");// 55
       }
 
-      return -1;
+      return -1;// 56
    }
 }
 
@@ -67,13 +67,16 @@ class 'pkg/TestTryCatchFinally' {
    method 'test (Ljava/lang/String;)I' {
       1      30
       4      30
+      e      31
       10      33
       1a      33
       23      33
       26      33
+      31      38
       34      35
       35      35
       38      35
+      3f      38
    }
 }
 
@@ -90,11 +93,11 @@ Lines mapping:
 51 <-> 31
 53 <-> 34
 55 <-> 36
+56 <-> 39
+57 <-> 39
 Not mapped:
 25
 28
 32
 35
 52
-56
-57