Update provision script to install .net core
Update provision script to install .net core


Former-commit-id: 009e9e079e7bd57051eaba2353fd272f8714d309 [formerly 354621166ee5f073be7d552afa1bdba02a73b626] [formerly f12fc3a385b7e2615de216f7f06143b6f7a6d1fd [formerly 03c72550056cf42dc967e14abf8c5fc515a9ca3e]]
Former-commit-id: b358300f3f045d46168233f4d2e907750d579ea5 [formerly 95ccc4b5df211d5125aaf7b0d0d04d726fffc078]
Former-commit-id: dcfb41c177e5ec2bad838ab368fd9edbc7873b28
pcewing/dotfiles,pcewing/dotfiles