GitLab

* doc/emacs/building.texi (Compilation Shell): Mention that this
section is for local compilation buffers.
(Compilation, Compilation Mode): Mention that 'g' is bound to
'recompile' in compilation buffers.
(Grep Searching): Add a cross-reference to "Compilation Mode".
Suggested by Michael Albinus <michael.albinus@gmx.de> in
emacs-manual-bugs@gnu.org.