more precise description on the read transaction example

doc/ref/examples/GroupIntro.java

@@ -97,4 +97,5 @@ static void Assert(boolean check) {
             throw new RuntimeException();
         }
     }
-} //@@EndExample@@
+} 
+//@@EndExample@@

doc/ref/examples/ReadTransactionIntro.java

@@ -25,31 +25,29 @@ public static void main(String[] args) {
             //Get a table from the group
             Table table = rt.getTable("table");
 
-            //Do all table read operations here
             //Actions inside a ReadTransacton will never affect the original group and tables
             String value = table.getString(1, 0);
+
+            //Do more table read operations here...
 
-            //-------------------------------------------------------------------
-            //ReadTransaction as a Group parameter in methods
-            //-------------------------------------------------------------------
-
-            //As a Transaction extends Group, it can be passed as a Group parameter
+            //A Transaction extends Group, and can be passed as a Group parameter
             analyzeGroup(rt);
 
         } finally {
-            //Always end the read transaction in a finally block, if something should go
-            //wrong inside the transaction. If it is not closed, a new transaction can not be initialized
+            //Always end the read transaction in a finally block. If the read-transaction is not
+            //closed, a new one cannot be started using the same SharedGroup instance.
             rt.endRead();
         }  
     }
 
     private static void analyzeGroup(Group group){
         String tableName = group.getTableName(0);
-    }// @@EndShow@@  //@@EndExample@@
+    } // @@EndShow@@ 
 
     static void Assert(boolean check) {
         if (!check) {
             throw new RuntimeException();
         }
     }
-} 
+} 
+//@@EndExample@@

doc/ref/examples/SharedGroupIntro.java

@@ -62,4 +62,5 @@ static void Assert(boolean check) {
             throw new RuntimeException();
         }
     }
-} //@@EndExample@@
+} 
+//@@EndExample@@

doc/ref/examples/TableViewIntro.java

@@ -59,5 +59,5 @@ static void Assert(boolean check) {
             throw new RuntimeException();
         }
     }
-
-} //@@EndExample@@
+} 
+//@@EndExample@@

doc/ref/examples/WriteTransactionIntro.java

@@ -40,4 +40,5 @@ static void Assert(boolean check) {
             throw new RuntimeException();
         }
     }
-} //@@EndExample@@
+} 
+//@@EndExample@@

examples/ant-setup/.gitignore

@@ -1,2 +1 @@
-/bin
-/bin
+