master updated (7e1cfa2 -> 8e103eb)

[Dmitry Gutov]

dgutov pushed a change to branch master.

      from  7e1cfa2   * lisp/net/tramp-cache.el: Fix misuse of bound-and-true-p
       new  05adcef   Xref test improvements
       new  8e103eb   Speed up xref rendering for matches on very long lines


Summary of changes:
 lisp/progmodes/xref.el                       | 110 ++++++++++++++++-----------
 test/lisp/progmodes/xref-resources/file1.txt |   2 +-
 test/lisp/progmodes/xref-resources/file3.txt |   1 +
 test/lisp/progmodes/xref-tests.el            |  48 ++++++++----
 4 files changed, 99 insertions(+), 62 deletions(-)
 create mode 100644 test/lisp/progmodes/xref-resources/file3.txt