fix capitalization error

Author: jbotuck

manual/README.adoc

@@ -145,7 +145,7 @@ HTML:
 The last change we need to make is to explicitly support the redirects
 from our app to Facebook. This is handled in Spring OAuth2 with a
 servlet `Filter`, and the filter is already available in the
-application context because we used `@EnableOAuth2Client`. ALl that is
+application context because we used `@EnableOAuth2Client`. All that is
 needed is to wire the filter up so that it gets called in the right
 order in our Spring Boot application. To do that we need a
 `FilterRegistrationBean`:
@@ -175,4 +175,4 @@ explicit teaches us that there is nothing magical about what Spring
 Boot is doing (it's just configuration boiler plate), and it also
 prepares our application for extending the features provided
 automatically out of the box, adding our own opinions and business
-requirements.
+requirements.