Detect appropriate EOSType for OS X 10.7-10.9
Fix indentation for commented-out block
Add EOSType for OS X 10.10 (assumed name)
Remove unused variable in CDNClient
Update CS:GO, Dota 2 Test, Dota 2 protobufs [ci skip]
Regen CS:GO, Dota 2 protos
Update Dota 2 (Source 2) protobufs [ci skip]