go: fix head URL

Closes #34918.
erlang 17.4

Closes #34923.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
erlang: update 17.4 bottle.
opencc 1.0.1

Closes #33318.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
opencc: add 1.0.1 bottle.
youtube-dl 2014.12.12.4
youtube-dl: update 2014.12.12.4 bottle.