set nsis:perMachine to enable file associations
set nsis:perMachine to enable file associations

fixes #1446
fixes #1060

rgbkrk/nteract,temogen/nteract,rgbkrk/nteract,rgbkrk/nteract,rgbkrk/nteract,jdfreder/nteract,captainsafia/nteract,nteract/nteract,jdfreder/nteract,nteract/composition,jdfreder/nteract,jdetle/nteract,captainsafia/nteract,captainsafia/nteract,nteract/nteract,nteract/composition,rgbkrk/nteract,temogen/nteract,nteract/nteract,jdetle/nteract,nteract/nteract,nteract/nteract,jdetle/nteract,captainsafia/nteract,temogen/nteract,jdfreder/nteract,nteract/composition,jdetle/nteract