utils/README.md: Fix command formatting.

utils/README.md

@@ -79,15 +79,15 @@ Here is the feature support matrix for the wsproxy implementations:
 
 * Install the build dependencies. On Ubuntu use this command:
 
-    sudo aptitude install python-dev bluetooth-dev
+    `sudo aptitude install python-dev bluetooth-dev`
 
 * Download, build the ssl module and symlink to it:
 
-    cd noVNC/utils
-    wget http://pypi.python.org/packages/source/s/ssl/ssl-1.15.tar.gz
-    tar xvzf ssl-1.15.tar.gz
-    cd ssl-1.15
-    make
-    cd ../
-    ln -sf ssl-1.15/build/lib.linux-*/ssl ssl
+    `cd noVNC/utils`
+    `wget http://pypi.python.org/packages/source/s/ssl/ssl-1.15.tar.gz`
+    `tar xvzf ssl-1.15.tar.gz`
+    `cd ssl-1.15`
+    `make`
+    `cd ../`
+    `ln -sf ssl-1.15/build/lib.linux-*/ssl ssl`