Rewrap long command line

Closes #165

Author: ben

book/09-git-and-other-scms/sections/client-svn.asc

@@ -54,7 +54,8 @@ You can now sync this project to your local machine by calling `svnsync init` wi
 
 [source,console]
 ----
-$ svnsync init file:///tmp/test-svn http://progit-example.googlecode.com/svn/
+$ svnsync init file:///tmp/test-svn \
+  http://progit-example.googlecode.com/svn/
 ----
 
 This sets up the properties to run the sync.