Merge branch 'sn/typo-grammo-phraso-fixes'

Many typos, ungrammatical sentences and wrong phrasing have been fixed. * sn/typo-grammo-phraso-fixes: t/README: fix multi-prerequisite example doc/gitk: s/sticked/stuck/ git-jump: admit to passing merge mode args to ls-files doc/diff-options: improve wording of the log.diffMerges mention doc: fix some typos, grammar and wording issues