Massaging the pull request 15.

- we need to maintain the binary compatibility, so I reverted
  getPullRequests and added listPullRequests that exposes PagedIterable.

- Made PagedIterator expose asList.

src/main/java/org/kohsuke/github/PagedIterable.java

@@ -1,8 +1,24 @@
 package org.kohsuke.github;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
+ * {@link Iterable} that returns {@link PagedIterator}
+ *
  * @author Kohsuke Kawaguchi
  */
-public interface PagedIterable<T> extends Iterable<T> {
-    PagedIterator<T> iterator();
+public abstract class PagedIterable<T> implements Iterable<T> {
+    public abstract PagedIterator<T> iterator();
+
+    /**
+     * Eagerly walk {@link Iterable} and return the result in a list.
+     */
+    public List<T> asList() {
+        List<T> r = new ArrayList<T>();
+        for(PagedIterator<T> i = iterator(); i.hasNext();) {
+            r.addAll(i.nextPage());
+        }
+        return r;
+    }
 }