See the general Documentation guidelines http://docs.gitlab.com/ce/development/doc_styleguide.html
What does this MR do?
It fixes minor spelling mistakes.
I used the browser to make the changes, hence I could not create a changelog entry and squash the commits.
@axil The 'assign to' field is missing in the 'merge request' form. I hope pinging is OK.
Moving docs to a new location?
Make sure the old link is not removed and has its contents replaced with a link to the new location.
Make sure internal links pointing to the document in question are not broken.
Search and replace any links referring to old docs in GitLab Rails app, specifically under the
If working on CE, submit an MR to EE with the changes as well.