re-generated

README

@@ -111,7 +111,20 @@ INSTALLATION
      sudo ldconfig
      cd ..
 
-    Next, pcp:
+    If you want to have JSON support, you'll need to install the Jansson
+    library (optional):
+
+     git clone git://github.com/akheron/jansson.git
+     cd jansson
+     autoreconf -i
+     ./configure && make
+     sudo make install
+     cd ..
+
+    In order to use the python binding, you need to install the cffi python
+    package.
+
+    Next, build pcp:
 
      git clone git://github.com/tlinden/pcp.git
      cd pcp