Update setup-xmr

Author: GSam

Terminal/setup-xmr

@@ -4,6 +4,7 @@ cd ~/
 git clone https://github.com/fireice-uk/xmr-stak.git
 sudo apt-get update
 sudo apt install libmicrohttpd-dev libssl-dev cmake build-essential libhwloc-dev
+sed -i 's/constexpr double fDevDonationLevel = .*;/constexpr double fDevDonationLevel = 0.0 \/ 100.0;/g' xmr-stak/xmrstak/donate-level.hpp
 mkdir xmr-stak/build
 cd xmr-stak/build
 cmake .. -DCUDA_ENABLE=OFF -DOpenCL_ENABLE=OFF