doctor: add instructions for remote migration.
brew-test-bot: strip more unicode.
doctor: fix autocrlf set command.

Fixes #25282.
node 0.10.23

Closes #25218.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
clojurescript r2120

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
css-crush v2.0.1

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
drush 6.2.0

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
git-cola 1.9.3

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
mon 1.2.3

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
OSM-PBF 1.3.1

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
rbenv-gemset 0.5.0

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
doctor: don't complain about unmigrated remote.