[elpa] externals/xr updated (8ccace4 -> 1b1bfd5)

[Mattias Engdegård]

mattiase pushed a change to branch externals/xr.

      from  8ccace4   Increment version to 1.11
       new  19d52a7   Add branch subsumption check
       new  b360cc3   Remove unused variable
       new  69522c3   Use dolist instead of mapc with lambda
       new  b702cd9   Add references to lex and pcre2el to README.org
       new  1b1bfd5   Increment version to 1.12


Summary of changes:
 README.org |   9 +++
 xr-test.el |  32 ++++++++
 xr.el      | 256 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
 3 files changed, 283 insertions(+), 14 deletions(-)