Problem:    No digraph for HORIZONTAL ELLIPSIS.
Solution:   Use ",.". (Hans Ginzel, closes vim#1226)

* origin/master: (22 commits)
  patch 8.0.0066 Problem:    when calling an operator function when 'linebreak' is set, it is             internally reset before calling the operator function. Solution:   Restore 'linebreak' before calling op_function(). (Christian             Brabandt)
  patch 8.0.0065 Problem:    Compiler warning for unused function in tiny build. (Tony             Mechelynck) Solution:   Add #ifdef.
  patch 8.0.0064 Problem:    Normal test fails on MS-Windows. Solution:   Don't try using an illegal file name.
  patch 8.0.0063 Problem:    Compiler warning for comparing with unsigned. (Zoltan Arpadffy) Solution:   Change <= to ==.
  patch 8.0.0062 Problem:    No digraph for HORIZONTAL ELLIPSIS. Solution:   Use ",.". (Hans Ginzel, closes vim#1226)
  patch 8.0.0061 Problem:    Compiler warning for unused variable. Solution:   Add #ifdef. (John Marriott)
  patch 8.0.0060 Problem:    When using an Ex command for 'keywordprg' it is escaped as with a             shell command. (Romain Lafourcade) Solution:   Escape for an Ex command. (closes vim#1175)
  patch 8.0.0059 Problem:    Vim does not build on VMS systems. Solution:   Various changes for VMS. (Zoltan Arpadffy)
  patch 8.0.0058 Problem:    Positioning of the popup menu is not good. Solution:   Position it better. (Hirohito Higashi)
  patch 8.0.0057 Problem:    Tests fail without the 'keymap' features. Solution:   Check for feature in test.
  patch 8.0.0056 Problem:    When setting 'filetype' there is no check for a valid name. Solution:   Only allow valid characters in 'filetype', 'syntax' and 'keymap'.
  patch 8.0.0055 Problem:    Minor comment and style deficiencies. Solution:   Update comments and fix style.
  Runtime file updates.
  patch 8.0.0054 Problem:    On Windows job_stop() stops cmd.exe, not the processes it runs.             (Linwei) Solution:   Iterate over all processes and terminate the one where the parent             is the job process. Now only when there is no job object.             (Yasuhiro Matsumoto, closes vim#1203)
  patch 8.0.0053 Problem:    No test for what 8.0.0047 fixes. Solution:   Add a test. (Hirohito Higashi)
  patch 8.0.0052 Problem:    Conceal test passes even without the bug fix. Solution:   Add a redraw command. (Christian Brabandt)
  patch 8.0.0051 Problem:    New code for job_stop() breaks channel test on AppVeyor. Solution:   Revert the change.
  patch 8.0.0050 Problem:    An exiting job is detected with a large latency. Solution:   Check for pending job more often. (Ozaki Kiichi)  Change the             double loop in mch_inchar() into one.
  patch 8.0.0049 Problem:    When a match ends in part of concealed text highlighting, it might             mess up concealing by resetting prev_syntax_id. Solution:   Do not reset prev_syntax_id and add a test to verify. (Christian             Brabandt, closes vim#1092)
  Updated runtime files.
  ...