Added Oracle JDK 8 to .travis.yml
Added Oracle JDK 8 to .travis.yml

jaemyoun/YCSB,leschekhomann/YCSB,ChristianNavolskyi/YCSB,leschekhomann/YCSB,ChristianNavolskyi/YCSB,madhurihn/YCSB_ToyDB,madhurihn/YCSB_ToyDB,manolama/YCSB,brianfrankcooper/YCSB,ChristianNavolskyi/YCSB,leschekhomann/YCSB,zyguan/ycsb,jaemyoun/YCSB,brianfrankcooper/YCSB,cricket007/YCSB,madhurihn/YCSB_ToyDB,cricket007/YCSB,leschekhomann/YCSB,zyguan/ycsb,madhurihn/YCSB_ToyDB,brianfrankcooper/YCSB,cricket007/YCSB,manolama/YCSB,ChristianNavolskyi/YCSB,jaemyoun/YCSB,cricket007/YCSB,brianfrankcooper/YCSB,jaemyoun/YCSB,zyguan/ycsb,manolama/YCSB,manolama/YCSB,zyguan/ycsb