Merge branch 'la/init-doc'

* la/init-doc: Documentation: git-init: flesh out example Documentation: git-init: template directory: reword and cross-reference Documentation: git-init: reword parenthetical statements Documentation: git-init: --separate-git-dir: clarify Documentation: git-init: template directory: reword Documentation: git-init: list items facelift Documentation: git-init: typographical fixes