mkvdts2ac3: add support for --HEAD option.

Adds support for using upstream git HEAD, to fix compatibility issues
identified in #30328

Closes #30329.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
libevent: updating homepage
libevent: change HEAD from SF to GH for SSL/TLS.

Changing the git address to libevent official Github repo because sourceforge doesn't support SSL/TLS.

Closes #30331.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
saltstack 2014.1.5
saltstack: add 2014.1.5 bottle.

Closes #30332.

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