add PerPage to ListOptions

github/github.go

@@ -66,6 +66,9 @@ type Client struct {
 type ListOptions struct {
 	// For paginated result sets, page of results to retrieve.
 	Page int
+
+	// For paginated result sets, the number of results to include per page.
+	PerPage int
 }
 
 // NewClient returns a new GitHub API client.  If a nil httpClient is

github/orgs_test.go

@@ -43,7 +43,7 @@ func TestOrganizationsService_List_specifiedUser(t *testing.T) {
 		fmt.Fprint(w, `[{"id":1},{"id":2}]`)
 	})
 
-	opt := &ListOptions{2}
+	opt := &ListOptions{Page: 2}
 	orgs, _, err := client.Organizations.List("u", opt)
 	if err != nil {
 		t.Errorf("Organizations.List returned error: %v", err)

github/repos_hooks_test.go

@@ -57,7 +57,7 @@ func TestRepositoriesService_ListHooks(t *testing.T) {
 		fmt.Fprint(w, `[{"id":1}, {"id":2}]`)
 	})
 
-	opt := &ListOptions{2}
+	opt := &ListOptions{Page: 2}
 
 	hooks, _, err := client.Repositories.ListHooks("o", "r", opt)
 	if err != nil {

github/users_followers_test.go

@@ -67,7 +67,7 @@ func TestUsersService_ListFollowing_authenticatedUser(t *testing.T) {
 		fmt.Fprint(w, `[{"id":1}]`)
 	})
 
-	opts := &ListOptions{2}
+	opts := &ListOptions{Page: 2}
 	users, _, err := client.Users.ListFollowing("", opts)
 	if err != nil {
 		t.Errorf("Users.ListFollowing returned error: %v", err)