Update README.md

Author: ip2location-com

README.md

@@ -8,21 +8,21 @@ from **IP2Location BIN data** file.
 Supported IPv4 and IPv6 address.
 
 For more details, please visit:
-[http://www.ip2location.com/developers/pascal](http://www.ip2location.com/developers/pascal)
+[https://www.ip2location.com/developers/pascal](https://www.ip2location.com/developers/pascal)
 
 # Installation
 1. Download pascal library and IP2Location database.
 2. Decompress the pascal library.
 3. Run the sample code provided inside the file.
 
 # Sample BIN Databases
-* Download free IP2Location LITE databases at [http://lite.ip2location.com](http://lite.ip2location.com)  
-* Download IP2Location sample databases at [http://www.ip2location.com/developers](http://www.ip2location.com/developers)
+* Download free IP2Location LITE databases at [https://lite.ip2location.com](https://lite.ip2location.com)  
+* Download IP2Location sample databases at [https://www.ip2location.com/developers](https://www.ip2location.com/developers)
 
 # IPv4 BIN vs IPv6 BIN
 * Use the IPv4 BIN file if you just need to query IPv4 addresses.
 * Use the IPv6 BIN file if you need to query BOTH IPv4 and IPv6 addresses.
 
 # Support
 Email: support@ip2location.com.  
-URL: [http://www.ip2location.com](http://www.ip2location.com)
+URL: [https://www.ip2location.com](https://www.ip2location.com)