Update README url to the wiki

README.md

@@ -21,12 +21,12 @@ an [API roadmap][].
 See recent changes in the [release notes][] or the [changelog][].
 
   [google-pb]:             http://code.google.com/p/protobuf "Google Protocol Buffers"
-  [wiki]:                  https://github.com/localshred/protobuf/wiki/Protobuf-Wiki "Protobuf Wiki"
-  [Installation Guide]:    https://github.com/localshred/protobuf/wiki/Installation "Protobuf Wiki"
-  [compiling definitions]: https://github.com/localshred/protobuf/wiki/Compiling-Definitions "Compiling definitions"
-  [object APIs]:           https://github.com/localshred/protobuf/wiki/Messages-&-Enums "Message & Enum object APIs"
-  [services]:              https://github.com/localshred/protobuf/wiki/Services "Services object API"
-  [clients]:               https://github.com/localshred/protobuf/wiki/Clients "Client object API"
-  [API roadmap]:           https://github.com/localshred/protobuf/wiki/API-Roadmap "API Roadmap"
-  [release notes]:         https://github.com/localshred/protobuf/releases "CHANGES.md"
+  [wiki]:                  https://github.com/localshred/protobuf/wiki "Wiki home page"
+  [Installation Guide]:    https://github.com/localshred/protobuf/wiki/Installation "Installation guide"
+  [compiling definitions]: https://github.com/localshred/protobuf/wiki/Compiling-Definitions "Compiling guide"
+  [object APIs]:           https://github.com/localshred/protobuf/wiki/Messages-&-Enums "Message & Enum object APIs guide"
+  [services]:              https://github.com/localshred/protobuf/wiki/Services "Services object API guide"
+  [clients]:               https://github.com/localshred/protobuf/wiki/Clients "Client object API guide"
+  [API roadmap]:           https://github.com/localshred/protobuf/wiki/API-Roadmap "API Roadmap guide"
+  [release notes]:         https://github.com/localshred/protobuf/releases "Release notes"
   [changelog]:             https://github.com/localshred/protobuf/blob/master/CHANGES.md "CHANGES.md"