message: Minor update of README.nd
diff: @@ -16,7 +16,7 @@ Overview
  --------
  ``ispc`` compiles a C-based SPMD programming language to run on the SIMD
  -units of CPUs or GPUs; it frequently provides a 3x or more speedup on architectures
  +units of CPUs and GPUs; it frequently provides a 3x or more speedup on architectures
  with 4-wide vector SSE units and 5x-6x on architectures with 8-wide AVX vector units,
  without any of the difficulty of writing intrinsics code. Parallelization
  across multiple cores is also supported by ``ispc``, making it
  @@ -27,7 +27,7 @@ There are a few key principles in the design of ``ispc``:
  * To build a small set of extensions to the C language that
  would deliver excellent performance to performance-oriented
  - programmers who want to run SPMD programs on the CPU or GPU.
  + programmers who want to run SPMD programs on the CPU and GPU.
  * To provide a thin abstraction layer between the programmer
  and the hardware--in particular, to have an execution and
  