[elpa] externals/xr updated (e7f7d8b -> b5ae891)

[Mattias Engdegård]

mattiase pushed a change to branch externals/xr.

      from  e7f7d8b   Increment version to 1.14
       new  9dbf130   Adjust package header
       new  64c1049   Require Emacs 26.1 (for mapcan)
       new  0d4e7d8   Refactor: add local and reformat xr--parse-seq
       new  4794315   Check for sequence of subsuming repetitions
       new  b5ae891   Increment version to 1.15


Summary of changes:
 xr-test.el |  10 ++
 xr.el      | 485 +++++++++++++++++++++++++++++++++----------------------------
 2 files changed, 272 insertions(+), 223 deletions(-)