Netflix continues to fill out its documentary lineup, acquiring exclusive subscription-video rights to Grain Media’s “ Virunga,” about threats to Virunga National Park in the eastern Congo, which is a refuge for 800 endangered mountain gorillas. […] Other recent Netflix documentary acquisitions include “E-Team,” slated to hit the service this fall, as well as “Mission Blue,” “E-Team,” “The Battered Bastards of Baseball,” “Print the Legend” and “Brave Miss World,” which has been nominated for a 2014 Primetime Emmy award. Previous docus in the Netflix queue have included “The Square,” an Oscar-nominated film about political unrest in Egypt and Mitt Romney docu “Mitt.” – Todd Spangler,Variety