Stop referring to grizzly

I am pretty sure that won't even work.

Also fix tiny typo in the faq

Change-Id: Ie2e5640b8d4214a271d5af3b652b1a18db010b61

README.md

@@ -25,9 +25,9 @@ in a clean and disposable vm when you are first getting started.
 The DevStack master branch generally points to trunk versions of OpenStack
 components.  For older, stable versions, look for branches named
 stable/[release] in the DevStack repo.  For example, you can do the
-following to create a grizzly OpenStack cloud:
+following to create a juno OpenStack cloud:
 
-    git checkout stable/grizzly
+    git checkout stable/juno
     ./stack.sh
 
 You can also pick specific OpenStack project releases by setting the appropriate

doc/source/faq.rst

@@ -80,7 +80,7 @@ Q: Why can't I use another shell?
 Q: But, but, can't I test on OS/X?
    A: Yes, even you, core developer who complained about this, needs to
    install bash 4 via homebrew to keep running tests on OS/X.  Get a Real
-   Operating System.   (For most of you who don't know, I am refering to
+   Operating System.   (For most of you who don't know, I am referring to
    myself.)
 
 Operation and Configuration
@@ -118,13 +118,13 @@ Q: How do I run a specific OpenStack milestone?
     ::
 
         [[local|localrc]]
-        GLANCE_BRANCH=stable/grizzly
-        HORIZON_BRANCH=stable/grizzly
-        KEYSTONE_BRANCH=stable/grizzly
-        NOVA_BRANCH=stable/grizzly
-        GLANCE_BRANCH=stable/grizzly
-        NEUTRON_BRANCH=stable/grizzly
-        SWIFT_BRANCH=1.10.0
+        GLANCE_BRANCH=stable/juno
+        HORIZON_BRANCH=stable/juno
+        KEYSTONE_BRANCH=stable/juno
+        NOVA_BRANCH=stable/juno
+        GLANCE_BRANCH=stable/juno
+        NEUTRON_BRANCH=stable/juno
+        SWIFT_BRANCH=2.2.1
 
 Q: Why not use [STRIKEOUT:``tools/pip-requires``]\ ``requirements.txt`` to grab project dependencies?
     [STRIKEOUT:The majority of deployments will use packages to install