test_slice_fail_1161.py is for hex-1161 (simplification of test_rf_covtype_train_oobe2.py and ..oobe3.py fails.
I reduced the tree depth on test_rf_big_rand_tree.py to avoid GC/out of memory for the 7 gb heaps used.
Merge branch 'master' of github.com:0xdata/h2o