Added Pager info in FAQ and Changelog

@see: #17
@todo: Try to also support v1 of the API.

Author: vimishor

CHANGELOG.md

@@ -7,6 +7,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ### Added:
   - Endpoint to get a list of teams to which caller has access.
   - Endpoint to get emails for authenticated user.
+  - Basic pager in oorder to support response pagination. (_@see #17_)
 
 ### Changed:
   - Minimum required PHP version has been bumped to 5.4 from 5.3

docs/faq.md

@@ -15,4 +15,12 @@ Starting with version 1.0 of this library, minimum PHP version will be bumped to
 ### How can I commit to the repository using this library ?
 You can't, because Bitbucket offers only read-only access to a repository source through their API.
 
+### How can I fetch all pages of a paginated response ?
+
+Using `Response\Pager`.
+
+_Example: Fetching all repositories from an account:_
+
+{% include pagination.md var_name="repositories" class_ns="Repositories" %}
+
 [1]: http://semver.org/