LPS-46809 - Fix dockbar alignment/styles with bootstrap3

https://issues.liferay.com/browse/LPS-46809

Hey Nate, [Here](https://www.evernote.com/shard/s241/sh/61e807cb-0f25-4d21-b7cb-e8a844a85080/f829bdd8bfd4d58e8dc97e8843f95b08) are the notes I took while making the changes.

Patrick