updated instruction

git-svn-id: svn://svn.code.sf.net/p/rodin-b-sharp/svn/trunk/Handbook@14058 1434b563-b632-4741-aa49-43a3a8374d2e

org.rodinp.handbook.feature/README.txt

@@ -53,9 +53,11 @@ after building the update site project.
 2.  Goto the org.rodinp.handbook.updatesite plugin and open the
 site.xml file.
 
-3. Click on the "Build all" button in order to build the update site.
+3. Synchronize all features.
 
-4. Deploy the files ... i.e. http://handbook.event-b.org/updatesite
+4. Click on the "Build all" button in order to build the update site.
+
+5. Deploy the files ... i.e. http://handbook.event-b.org/updatesite
 
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