remove extensions to work seamlessly with jekyll

README.md

@@ -28,13 +28,13 @@ installations.
 Install
 =======
 
-Please refer to the [install guide](doc/INSTALL.md).
+Please refer to the [install guide](doc/INSTALL).
 
 
 Configuration
 =============
 
-Please refer to the [configuration guide](doc/config.md).
+Please refer to the [configuration guide](doc/config).
 
 Transparent proxying allows the target server to see the
 original client IP address, i.e. `sslh` becomes invisible.
@@ -47,7 +47,7 @@ no known generic approach, and if you do not find directions
 for your exact setup, you will probably need an extensive
 knowledge of network management and iptables setup".
 
-It is described in its own [document](doc/tproxy.md).
+It is described in its own [document](doc/tproxy).
 
 
 Docker image
@@ -182,5 +182,5 @@ You can subscribe to the `sslh` mailing list here:
 This mailing list should be used for discussion, feature
 requests, and will be the preferred channel for announcements.
 
-Of course, check the [FAQ](doc/FAQ.md) first!
+Of course, check the [FAQ](doc/FAQ) first!