Make table of content links point at #readme id's

README.md

@@ -15,21 +15,21 @@ Third Edition of *Foundations of Python Network Programming* as revised by
 
 Each chapter’s source code lives in its own directory:
 
-*   [Chapter 1: Introduction to Client-Server Networking](py3/chapter01)
-*   [Chapter 2: UDP](py3/chapter02)
-*   [Chapter 3: TCP](py3/chapter03)
-*   [Chapter 4: Socket Names and DNS](py3/chapter04)
-*   [Chapter 5: Network Data and Network Errors](py3/chapter05)
-*   [Chapter 6: TLS/SSL](py3/chapter06)
-*   [Chapter 7: Server Architecture](py3/chapter07)
-*   [Chapter 8: Caches and Message Queues](py3/chapter08)
-*   [Chapter 9: HTTP Clients](py3/chapter09)
-*   [Chapter 10: HTTP Servers](py3/chapter10)
-*   [Chapter 11: The World Wide Web](py3/chapter11)
-*   [Chapter 12: Building and Parsing E-Mail](py3/chapter12)
-*   [Chapter 13: SMTP](py3/chapter13)
-*   [Chapter 14: POP](py3/chapter14)
-*   [Chapter 15: IMAP](py3/chapter15)
-*   [Chapter 16: Telnet and SSH](py3/chapter16)
-*   [Chapter 17: FTP](py3/chapter17)
-*   [Chapter 18: RPC](py3/chapter18)
+*   [Chapter 1: Introduction to Client-Server Networking](py3/chapter01#readme)
+*   [Chapter 2: UDP](py3/chapter02#readme)
+*   [Chapter 3: TCP](py3/chapter03#readme)
+*   [Chapter 4: Socket Names and DNS](py3/chapter04#readme)
+*   [Chapter 5: Network Data and Network Errors](py3/chapter05#readme)
+*   [Chapter 6: TLS/SSL](py3/chapter06#readme)
+*   [Chapter 7: Server Architecture](py3/chapter07#readme)
+*   [Chapter 8: Caches and Message Queues](py3/chapter08#readme)
+*   [Chapter 9: HTTP Clients](py3/chapter09#readme)
+*   [Chapter 10: HTTP Servers](py3/chapter10#readme)
+*   [Chapter 11: The World Wide Web](py3/chapter11#readme)
+*   [Chapter 12: Building and Parsing E-Mail](py3/chapter12#readme)
+*   [Chapter 13: SMTP](py3/chapter13#readme)
+*   [Chapter 14: POP](py3/chapter14#readme)
+*   [Chapter 15: IMAP](py3/chapter15#readme)
+*   [Chapter 16: Telnet and SSH](py3/chapter16#readme)
+*   [Chapter 17: FTP](py3/chapter17#readme)
+*   [Chapter 18: RPC](py3/chapter18#readme)