Maneesh Gupta 2719e8a185 Bump HIP version to 1.4 and update release notes ...

Change-Id: I3570dedb32fe5fec6f60565c587a3282a4c6c709


[ROCm/clr commit: 253c1bf890]

2017-10-06 10:26:11 +05:30

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clr/hipamd

Bump HIP version to 1.4 and update release notes

2017-10-06 10:26:11 +05:30