Updated to bosh approved templates format

3rd try - looks correct now :)
[#75002510]

Signed-off-by: Tony Hansmann <thansmann@pivotallabs.com>
Community pair: We believe the concern was, does this change still pass through the correct format for the login job when spiffing with the this template, the result looks good:

```
--- /Users/pivotal/tmp/original-spiffed-mainfest.yml 2014-07-21 11:54:42.000000000 -0700
+++ /Users/pivotal/tmp/pull-request-455-spiffed-mainfest.yml	 2014-07-21 11:59:33.000000000 -0700
@@ -146,7 +162,9 @@
       apps: cf1
   release: cf
   resource_pool: medium_z1
-  template: login
+  templates:
+  - name: login
+    release: cf
 - instances: 1
   name: login_z2
   networks:
```