Byte, Short and Long DataType Additions to VectorAPI

[Rukmannagari, Shravya]

Hi All,
Please find the implementation for Byte, Short and Long datatype additions to the VectorAPI. This includes modifications to PatchableVecUtils that include additional code snippets to support these additional vector types on x86 architectures with AVX and AVX2.

http://cr.openjdk.java.net/~igraves/vector-additions/
Regards,
Shravya Rukmannagari.