Disable dotnet20 build for now (issue #359)
Disable dotnet20 build for now (issue #359)

life1347/fission,life1347/fission,life1347/fission,life1347/fission,platform9/fission,fission/fission,fission/fission,life1347/fission,platform9/fission,platform9/fission,life1347/fission,platform9/fission,fission/fission,fission/fission,life1347/fission,life1347/fission,life1347/fission