Fix warnings in project.json
Fix warnings in project.json

PR #2493 introduced the new project.json schema. The tree has 118 files
with the old schema, which added several hundred warnings.

This change can't go in until PR #2864 does - it relies on those bug
fixes.

ramarag/core-setup,MichaelSimons/core-setup,rakeshsinghranchi/core-setup,chcosta/core-setup,ravimeda/core-setup,joperezr/core-setup,rakeshsinghranchi/core-setup,wtgodbe/core-setup,vivmishra/core-setup,joperezr/core-setup,karajas/core-setup,ramarag/core-setup,rakeshsinghranchi/core-setup,steveharter/core-setup,cakine/core-setup,cakine/core-setup,ravimeda/core-setup,ramarag/core-setup,steveharter/core-setup,chcosta/core-setup,rakeshsinghranchi/core-setup,gkhanna79/core-setup,MichaelSimons/core-setup,cakine/core-setup,joperezr/core-setup,schellap/core-setup,schellap/core-setup,schellap/core-setup,wtgodbe/core-setup,vivmishra/core-setup,steveharter/core-setup,ravimeda/core-setup,weshaggard/core-setup,ellismg/core-setup,cakine/core-setup,ellismg/core-setup,ericstj/core-setup,wtgodbe/core-setup,ramarag/core-setup,janvorli/core-setup,zamont/core-setup,MichaelSimons/core-setup,joperezr/core-setup,ravimeda/core-setup,schellap/core-setup,ramarag/core-setup,ravimeda/core-setup,cakine/core-setup,vivmishra/core-setup,vivmishra/core-setup,ellismg/core-setup,karajas/core-setup,ellismg/core-setup,gkhanna79/core-setup,rakeshsinghranchi/core-setup,ericstj/core-setup,vivmishra/core-setup,schellap/core-setup,rakeshsinghranchi/core-setup,steveharter/core-setup,ravimeda/core-setup,ellismg/core-setup,zamont/core-setup,zamont/core-setup,steveharter/core-setup,steveharter/core-setup,wtgodbe/core-setup,karajas/core-setup,chcosta/core-setup,weshaggard/core-setup,gkhanna79/core-setup,wtgodbe/core-setup,crummel/dotnet_core-setup,vivmishra/core-setup,karajas/core-setup,schellap/core-setup,chcosta/core-setup,MichaelSimons/core-setup,weshaggard/core-setup,crummel/dotnet_core-setup,crummel/dotnet_core-setup,MichaelSimons/core-setup,janvorli/core-setup,wtgodbe/core-setup,cakine/core-setup,janvorli/core-setup,ramarag/core-setup,MichaelSimons/core-setup,chcosta/core-setup,chcosta/core-setup,karajas/core-setup,weshaggard/core-setup,janvorli/core-setup,ericstj/core-setup,crummel/dotnet_core-setup,ericstj/core-setup,janvorli/core-setup,joperezr/core-setup,ericstj/core-setup,weshaggard/core-setup,ellismg/core-setup,gkhanna79/core-setup,ericstj/core-setup,crummel/dotnet_core-setup,zamont/core-setup,gkhanna79/core-setup,crummel/dotnet_core-setup,weshaggard/core-setup,gkhanna79/core-setup,janvorli/core-setup,zamont/core-setup,joperezr/core-setup,zamont/core-setup,karajas/core-setup