#68 - Added IList for Head
#68 - Implementation for iListFilterIndex
Merge branch 'master' of https://github.com/julien-truffaut/Monocle into 68-add-instances-for-ilist-from-scalaz
Added IList for tail
Merge branch 'master' of https://github.com/julien-truffaut/Monocle into 68-add-instances-for-ilist-from-scalaz
#68 - Added init amongst others
Merge pull request #78 from rossh/68-add-instances-for-ilist-from-scalaz

#68 add instances for IList from scalaz