Merge pull request #142 from hongchaodeng/scope_id

scope: fix identity scope section

Author: Mikkel Mork Hegnhoj

4.application_scopes.md

@@ -183,18 +183,19 @@ spec:
   type: resources.hydra.io/v1.ResourceQuotaScope
   allowComponentOverlap: false
   parameters:
-     - name: CPU     
+    - name: CPU
       description: maximum CPU to be consumed by this scope
       type: double
       required: Y
-     - name: Memory     
+    - name: Memory
       description: maximum memory to be consumed by this scope
       type: double
       required: Y
 ```
 
 ### Identity scope
-The identity scope uses an external identity provider to supply 
+
+The identity scope provides identities in components when authenticating to any service. The identities and its credentials are supplied and managed by an external identity provider.
 
 #### Example
 This is an example of a identity scope definition. 
@@ -210,7 +211,7 @@ spec:
   type: identity.hydra.io/v1.IdentityScope
   allowComponentOverlap: true
   parameters:
-     - name: IdentityProvider     
+    - name: IdentityProvider
       description: the provider of identity for the scope
       type: string
       required: Y