master updated (cff1702 -> 8302311)

[Michael Albinus]

albinus pushed a change to branch master.

      from  cff1702   Fix hanging wdired test
       new  bf505a6   Support abbreviating home directory of Tramp filenames
       new  8302311   Add another 'abbreviate-file-name' test


Summary of changes:
 doc/lispref/files.texi       |   7 ++-
 etc/NEWS                     |  11 ++++
 lisp/files.el                | 143 +++++++++++++++++++++++--------------------
 lisp/net/tramp-sh.el         |   3 +-
 lisp/net/tramp-smb.el        |   3 +-
 lisp/net/tramp-sudoedit.el   |   3 +-
 lisp/net/tramp.el            |  19 ++++++
 test/lisp/files-tests.el     |   9 +++
 test/lisp/net/tramp-tests.el |  25 ++++++++
 9 files changed, 149 insertions(+), 74 deletions(-)