Changes in 9c30dc0: update to GPU docs

				gpu.md
			
          @@ -14,7 +14,7 @@ To use GPU-accelerated applications, you will need an NVIDIA GPU. We don't curre

           You linux workstation must have the proper drivers for your GPU. You can find drivers for your card here : [https://developer.nvidia.com/cuda-zone](https://developer.nvidia.com/cuda-zone)

          -We currently support applications that rely on versions of CUDA 5 to 8 and these libraries are included with the SBGrid distribution. For best results, it is important to have a recent driver version if possible.

          +We currently support applications that rely on versions of CUDA 7.5 to 9 and these libraries are included with the SBGrid distribution. CUDA libraries do not need to be installed locally - they will not be used by SBGrid software. However, it is important to have a recent driver version if possible.

           For more information on GPUs and RELION, check Erik Lindahl's blog at the Department of Biochemistry & Biophysics, Stockholm University,  [http://www.cryoem.se/relion-gpu](http://www.cryoem.se/relion-gpu)

...	...	@@ -14,7 +14,7 @@ To use GPU-accelerated applications, you will need an NVIDIA GPU. We don't curre
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15	15	You linux workstation must have the proper drivers for your GPU. You can find drivers for your card here : [https://developer.nvidia.com/cuda-zone](https://developer.nvidia.com/cuda-zone)
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17		-We currently support applications that rely on versions of CUDA 5 to 8 and these libraries are included with the SBGrid distribution. For best results, it is important to have a recent driver version if possible.
	17	+We currently support applications that rely on versions of CUDA 7.5 to 9 and these libraries are included with the SBGrid distribution. CUDA libraries do not need to be installed locally - they will not be used by SBGrid software. However, it is important to have a recent driver version if possible.
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19	19	For more information on GPUs and RELION, check Erik Lindahl's blog at the Department of Biochemistry & Biophysics, Stockholm University, [http://www.cryoem.se/relion-gpu](http://www.cryoem.se/relion-gpu)
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