DATAREST-323 - Fix typos and remove a duplicated word.

Original pull requests: #140, #141.
Related tickets: DATAREST-324.

README.md

@@ -27,5 +27,5 @@ Here are some ways for you to get involved in the community:
 Before we accept a non-trivial patch or pull request we will need you to sign the [contributor's agreement](https://support.springsource.com/spring_committer_signup).  Signing the contributor's agreement does not grant anyone commit rights to the main repository, but it does mean that we can accept your contributions, and you will get an author credit if we do.  Active contributors might be asked to join the core team, and given the ability to merge pull requests.
 
 ### Note
-We disabled the github issues since we want to use [JIRA](https://jira.springsource.org/browse/DATAREST) as the only only issue tracker.
+We disabled the github issues since we want to use [JIRA](https://jira.springsource.org/browse/DATAREST) as the only issue tracker.
 All open existing issues have been automatically imported into JIRA, so nothing was lost :)

src/docbkx/repository-resources.xml

@@ -21,7 +21,7 @@
     <para>For this repository, Spring Data REST exposes a collection resource
     at <code>/orders</code>. The path is derived from the uncapitalized,
     pluralized, simple class name of the domain class being managed. It also
-    exposes a an item resource for each of the items managed by te repository
+    exposes an item resource for each of the items managed by the repository
     under the URI template <uri>/orders/{id}</uri>. </para>
 
     <para>By default the HTTP methods to interact with these resources map to