updated examples and readme

Author: kssujithcj

README.md

@@ -12,7 +12,7 @@ Kite Connect is a set of REST-like APIs that expose many capabilities required t
 ##Usage
 - [Download jar file](https://github.com/rainmattertech/kiteconnectjava/raw/master/dist/kiteconnectjava.jar) and include it in your build path.
 
-- Include com.rainmatter.kiteconnect into build path from maven. Use version 1.4
+- Include com.rainmatter.kiteconnect into build path from maven. Use version 1.4.1
 
 ## API usage
 ```java

sample/src/Examples.java

@@ -181,6 +181,13 @@ public void cancelOrder(KiteConnect kiteconnect) throws KiteException {
         System.out.println(order2.orderId);
     }
 
+    public void exitBracketOrder(Kiteconnect kiteconnect) throws KiteException {
+        Map<String, Object> params = new HashMap<>();
+        params.put("parent_order_id", "161129000165203");
+        Order order = kiteconnect.cancelOrder(params, "161129000221590", "bo");
+        System.out.println(order.orderId);
+    }
+
     /** Get all positions.*/
     public void getPositions(KiteConnect kiteconnect) throws KiteException {
         // Get positions returns position model which contains list of positions.
@@ -234,6 +241,13 @@ public void getQuote(KiteConnect kiteconnect) throws KiteException {
         Quote quote = kiteconnect.getQuote("NSE", "RELIANCE");
     }
 
+    /** Get quote for a scrip.*/
+    public void getQuoteIndices(Kiteconnect kiteconnect) throws KiteException {
+        // Get quotes returns quote for desired tradingsymbol.
+        Quote quote = kiteconnect.getQuoteIndices("NSE", "NIFTY 50");
+        System.out.println(quote.lastPrice);
+    }
+
     /** Get historical data for an instrument.*/
     public void getHistoricalData(KiteConnect kiteconnect) throws KiteException {
         /** Get historical data dump, requires from and to date, intrument token, interval