Nielen Venter

Updates dtrees: - No explicit return node (child idx indicates return) - Clearer tree property names - MLFeature properties (return float)

Hotfix to add some requested tunings

2

Adds some requested tunings. This includes changes from: https://github.com/ROCmSoftwarePlatform/rocBLAS/commit/bc5bd916f343428dacac4b7a9bab0be2a465ac8d