* gems: ignore downloaded files.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48939 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* gems: typo in svn:ignore. sorry.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48940 b2dd03c8-39d4-4d8f-98ff-823fe69b080e