Flesh out Javadoc

Author: johnwright

README.md

@@ -1,6 +1,6 @@
 Java 8's `Clock` class is a big step in the right direction for testability, but it's still a pain. You can
 test using `Clock.fixed()` but that's immutable so you can't test how your code responds to the passage of time.
-You can use a mocking library to stub the `instant()` method, but that's still awkward and indirect.
+You can use a mocking library to stub the `instant()` and `getZone()` methods, but that's still awkward and indirect.
 
 This library provides a mutable `MockClock` class that can be constructed as of a given date and time, then adjusted as
 needed. Here's an example of how to use it:
@@ -17,3 +17,5 @@ needed. Here's an example of how to use it:
     clock.advanceBySeconds(30);
 
     assertThat(testSubject.someMethod(), is(expectedValueAfter30Seconds));
+
+© 2015 State Machine Systems Ltd. [Apache Licence, Version 2.0]( http://www.apache.org/licenses/LICENSE-2.0)