File _multibuild of Package tensorflow

<multibuild>
  <package>standard</package>
  <package>lite</package>
  <package>hpc</package>
  <package>hpc-openmpi2</package>
  <package>hpc-mvapich2</package>
  <package>hpc-avx2</package>
  <package>hpc-avx2-openmpi2</package>
  <package>hpc-avx2-mvapich2</package>
  <!--
  <package>hpc-avx2-openmpi3</package>
  <package>cuda-9.0</package>
  <package>opencl</package>
  <package>hpc-opencl</package>
  <package>cuda-9.0</package>
  <package>hpc-cuda-9.0</package>cuda-9.0</package>
  -->
</multibuild>