+ for all CUDA versions starting from 7.0
+ add missing functions
+ sync with HIP
+ update CUDA_Runtime_API_functions_supported_by_HIP.md
+ update affected tests
+ fix typos
+ formatting, annotating
Repeats clang's '--cuda-path' option.
[Reason]
In case of absence of any other clang's options setting '-cuda-path' allows not to specify separator '--' before clang's '--cuda-path'.
+ Tests and scripts are updated accordingly.