Merge branch 'ah/misc-doc-updates'

Misc doc fixes.

* ah/misc-doc-updates:
doc: normalize [--options] to [options] in git-diff
doc: add note about shell quoting to revision.txt
git-svn: remove ''--add-author-from' for 'commit-diff'
doc: add '-d' and '-o' for 'git push'
doc: clarify ignore rules for git ls-files
doc: align 'diff --no-index' in text and synopsis
doc: improve formatting in githooks.txt

diff --cc Documentation/git-ls-files.txt
Simple merge

diff --cc Documentation/git-push.txt
Simple merge

diff --cc Documentation/git-svn.txt
Simple merge