Manually adding missing currency code from CLDR (South Sudanese Pound - SSP) to
get failing moneta CouponManagerTest to pass, and un-suppressing the
relevant test.


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@10929 8db76d5a-ed1c-0410-87a9-c151d255dfc7