Merge branch 'mm/phrase-remote-tracking'

* mm/phrase-remote-tracking: git-branch.txt: mention --set-upstream as a way to change upstream configuration user-manual: remote-tracking can be checked out, with detached HEAD user-manual.txt: explain better the remote(-tracking) branch terms Change incorrect "remote branch" to "remote tracking branch" in C code Change incorrect uses of "remote branch" meaning "remote-tracking" Change "tracking branch" to "remote-tracking branch" everyday.txt: change "tracking branch" to "remote-tracking branch" Change remote tracking to remote-tracking in non-trivial places Replace "remote tracking" with "remote-tracking" Better "Changed but not updated" message in git-status