Add NDK setup to Travis CI
Add NDK setup to Travis CI

Change-Id: If29948bfc8717256340c7cddd4ca2970a15a7405

zeldin/connectbot,trygveaa/connectbot,windowhero0/connectbot,jklein24/connectbot,zeldin/connectbot,rhansby/connectbot,changjiashuai/connectbot,rhansby/connectbot,Lekensteyn/connectbot,kruton/connectbot,kruton/connectbot,nixomose/connectbot,galexander1/connectbot,Shedings/connectbot,brunodles/connectbot,Potass/ConnectBot,kruton/connectbot,lotan/connectbot,changjiashuai/connectbot,zeldin/connectbot,khorimoto/connectbot,galexander1/connectbot,windowhero0/connectbot,ipmobiletech/connectbot,trygveaa/connectbot,Potass/ConnectBot,jklein24/connectbot,redshodan/connectbot,nemobis/connectbot,ipmobiletech/connectbot,changjiashuai/connectbot,nixomose/connectbot,Potass/ConnectBot,alescdb/connectbot,alescdb/connectbot,redshodan/connectbot,lotan/connectbot,ipmobiletech/connectbot,redshodan/connectbot,iiordanov/BSSH,nemobis/connectbot,Lekensteyn/connectbot,khorimoto/connectbot,Lekensteyn/connectbot,alescdb/connectbot,khorimoto/connectbot,Shedings/connectbot,FauxFaux/connectbot,lotan/connectbot,Shedings/connectbot,nixomose/connectbot,rhansby/connectbot,connectbot/connectbot,brunodles/connectbot,connectbot/connectbot,jklein24/connectbot,trygveaa/connectbot,Lekensteyn/connectbot,connectbot/connectbot,FauxFaux/connectbot,brunodles/connectbot,iiordanov/BSSH,iiordanov/BSSH,windowhero0/connectbot,ipmobiletech/connectbot,FauxFaux/connectbot,zeldin/connectbot,nemobis/connectbot,galexander1/connectbot