patch 7.4.889

Problem:    Triggering OptionSet from setwinvar() isn't tested.
Solution:   Add a test. (Christian Brabandt)

patch 7.4.888

Problem:    The OptionSet autocommands are not triggered from setwinvar().
Solution:   Do not use switch_win() when not needed. (Hirohito Higashi)

patch 7.4.887

Problem:    Using uninitialized memory for regexp with back reference.
            (Dominique Pelle)
Solution:   Initialize end_lnum.

patch 7.4.886

Problem:    Windows7: Switching screen buffer causes flicker when using
            system().
Solution:   Instead of actually switching screen buffer, duplicate the handle.
            (Yasuhiro Matsumoto)

patch 7.4.885

Problem:    When doing an upwards search without wildcards the search fails if
            the initial directory doesn't exist.
Solution:   Fix the non-wildcard case. (Stefan Kempf)

patch 7.4.884

Problem:    Travis also builds on a tag push.
Solution:   Filter out tag pushes. (Kenichi Ito)

patch 7.4.883

Problem:    Block-mode replace works characterwise instead of blockwise after
            column 147. (Issue vim#422)
Solution:   Set Visual mode. (Christian Brabandt)

patch 7.4.882

Problem:    When leaving the command line window with CTRL-C while a
            completion menu is displayed the menu isn't removed.
Solution:   Force a screen update. (Hirohito Higashi)

patch 7.4.881

Problem:    Test 49 fails.
Solution:   Add line number to check of call stack.

patch 7.4.880

Problem:    No build and coverage status.
Solution:   Add links to the README file. (Christian Brabandt)