Fixed command to switch to the branch (the old instructions were for *making*

a branch, not for switching to it).

--HG--
branch : distribute
extra : rebase_source : c073e3144648eb79ca6f24de23dfa80c6cc4dc67

DEVGUIDE.txt

@@ -11,8 +11,7 @@ Grab the code at bitbucket::
     
 If you want to work in the 0.6 branch, you have to switch to it::
 
-    $ hg branch 0.6-maintenance
-    marked working directory as branch 0.6-maintenance
+    $ hg update 0.6-maintenance
     
     $ hg branch
     0.6-maintenance