Merge branch 'po/everyday-doc'

"git help everyday" to show the Everyday Git document.

* po/everyday-doc:
  doc: add 'everyday' to 'git help'
  doc: Makefile regularise OBSOLETE_HTML list building
  doc: modernise everyday.txt wording and format in man page style
Merge branch 'bw/trace-no-inline-getnanotime'

No file-scope static variables in an inlined function, please.

* bw/trace-no-inline-getnanotime:
  trace.c: do not mark getnanotime() as "inline"
Merge branch 'jc/completion-no-chdir'

* jc/completion-no-chdir:
  completion: use "git -C $there" instead of (cd $there && git ...)
Sync with master

* master: