scm: git: fix latin-1 directory entries() in adapter (#5251).
scm: git: add latin-1 encoding directory to test repository (#5251).
scm: mercurial: add latin-1 encoding directory to test repository (#2664).
scm: git: add latest changesets path encoding test in unit model test (#5251).
scm: git: prepare path encoding test in unit model test (#5251).
scm: git: add latest changesets branch test in unit model test (#5357).
scm: git: add latest changesets tag test in unit model test (#5357).
scm: git: add latest changesets limit test in unit model test (#5357).
scm: git: remove Setting.commit_logs_encoding from unit model test.
scm: git: add latest changesets test in unit model test (#5357).