[rubygems] forgot to add source

[Mamoru Tasaka]

commit 82d4380bfdfc036363b07c9b6f551ddfa40f7108
Author: TASAKA Mamoru <mtasaka at localhost.localdomain>
Date:   Thu Jan 26 19:04:05 2012 +0900

    forgot to add source

 .gitignore |    1 +
 sources    |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index f540a11..6e5f8e6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ rubygems-1.3.7.tgz
 /rubygems-1.8.9.tgz
 /rubygems-1.8.10.tgz
 /rubygems-1.8.11.tgz
+/rubygems-1.8.15.tgz
diff --git a/sources b/sources
index 2b73bde..515f672 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-5c796d4423e5186c61e844b9beb6efec  rubygems-1.8.11.tgz
+4e9fc1aa1be60439adf4132250424679  rubygems-1.8.15.tgz