Changelog for uulib-0.9.22

uulib Changelog =============== ### 0.9.22 * Applied patch for removing import hide of Prelude(join) ### 0.9.20 * Make sure Changelog is included in cabal package/hackage. ### 0.9.19 * Refactor of IsParser into Applicative, Functor, and Alternative. No need to hide the previously duplicate interface anymore. ### 0.9.18 * Add changelog, update cabal metadata ### 0.9.17 * GHC 7.10 support (by asr)