Merge from origin/emacs-26

9df1365 Fix a typo in the Calc manual
f3dab02 Minor improvement in cross-references of the ELisp manual
560c84b Fix last change on 'compilation-parse-errors'

diff --cc doc/lispref/modes.texi
Simple merge

diff --cc doc/misc/calc.texi
Simple merge

diff --cc lisp/progmodes/compile.el
Simple merge