fix - matcher for collection and list diff now not ignore last  duplicated element and writes frequency of it
doc - add some additional info
fix - rm 'public' in interface
Merge branch 'master' of github.com:yandex-qatools/matchers-java into fix-duplicated-last-elem
Merge pull request #7 from yandex-qatools/fix-duplicated-last-elem

Fix duplicated last elem