[ASTDumper] Use color when printing AST nodes
[ASTDumper] Use color when printing AST nodes

Print AST nodes using color, when available.

return/swift,alblue/swift,calebd/swift,airspeedswift/swift,xedin/swift,tkremenek/swift,Jnosh/swift,ahoppen/swift,uasys/swift,benlangmuir/swift,stephentyrone/swift,gmilos/swift,natecook1000/swift,shajrawi/swift,djwbrown/swift,parkera/swift,gottesmm/swift,nathawes/swift,xedin/swift,rudkx/swift,shahmishal/swift,lorentey/swift,stephentyrone/swift,tinysun212/swift-windows,tkremenek/swift,lorentey/swift,airspeedswift/swift,uasys/swift,Jnosh/swift,tjw/swift,jckarter/swift,return/swift,harlanhaskins/swift,benlangmuir/swift,hooman/swift,calebd/swift,practicalswift/swift,sschiau/swift,karwa/swift,Jnosh/swift,shajrawi/swift,airspeedswift/swift,alblue/swift,codestergit/swift,natecook1000/swift,manavgabhawala/swift,arvedviehweger/swift,felix91gr/swift,frootloops/swift,parkera/swift,amraboelela/swift,huonw/swift,practicalswift/swift,CodaFi/swift,gribozavr/swift,roambotics/swift,swiftix/swift,return/swift,return/swift,nathawes/swift,arvedviehweger/swift,arvedviehweger/swift,tinysun212/swift-windows,devincoughlin/swift,apple/swift,huonw/swift,jtbandes/swift,therealbnut/swift,brentdax/swift,stephentyrone/swift,aschwaighofer/swift,nathawes/swift,karwa/swift,tjw/swift,stephentyrone/swift,frootloops/swift,hughbe/swift,amraboelela/swift,xedin/swift,natecook1000/swift,hooman/swift,frootloops/swift,alblue/swift,deyton/swift,roambotics/swift,gregomni/swift,manavgabhawala/swift,rudkx/swift,tardieu/swift,CodaFi/swift,therealbnut/swift,jtbandes/swift,gottesmm/swift,arvedviehweger/swift,rudkx/swift,aschwaighofer/swift,sschiau/swift,OscarSwanros/swift,amraboelela/swift,tjw/swift,devincoughlin/swift,karwa/swift,ahoppen/swift,gregomni/swift,codestergit/swift,amraboelela/swift,djwbrown/swift,hooman/swift,gribozavr/swift,jmgc/swift,roambotics/swift,therealbnut/swift,ahoppen/swift,harlanhaskins/swift,jckarter/swift,bitjammer/swift,jtbandes/swift,uasys/swift,devincoughlin/swift,therealbnut/swift,brentdax/swift,danielmartin/swift,karwa/swift,stephentyrone/swift,shahmishal/swift,airspeedswift/swift,djwbrown/swift,natecook1000/swift,roambotics/swift,austinzheng/swift,calebd/swift,sschiau/swift,shajrawi/swift,Jnosh/swift,atrick/swift,hughbe/swift,djwbrown/swift,shajrawi/swift,apple/swift,allevato/swift,bitjammer/swift,jopamer/swift,JaSpa/swift,CodaFi/swift,deyton/swift,tinysun212/swift-windows,calebd/swift,hooman/swift,bitjammer/swift,bitjammer/swift,JGiola/swift,JGiola/swift,gmilos/swift,xwu/swift,nathawes/swift,huonw/swift,natecook1000/swift,zisko/swift,tardieu/swift,lorentey/swift,allevato/swift,danielmartin/swift,harlanhaskins/swift,huonw/swift,allevato/swift,karwa/swift,codestergit/swift,zisko/swift,hughbe/swift,shahmishal/swift,allevato/swift,swiftix/swift,natecook1000/swift,hooman/swift,gribozavr/swift,OscarSwanros/swift,manavgabhawala/swift,harlanhaskins/swift,gmilos/swift,natecook1000/swift,brentdax/swift,lorentey/swift,glessard/swift,gottesmm/swift,apple/swift,shajrawi/swift,lorentey/swift,parkera/swift,milseman/swift,roambotics/swift,alblue/swift,jmgc/swift,danielmartin/swift,zisko/swift,frootloops/swift,stephentyrone/swift,tjw/swift,glessard/swift,arvedviehweger/swift,gregomni/swift,gmilos/swift,milseman/swift,allevato/swift,karwa/swift,felix91gr/swift,devincoughlin/swift,harlanhaskins/swift,deyton/swift,tardieu/swift,aschwaighofer/swift,nathawes/swift,gottesmm/swift,gregomni/swift,airspeedswift/swift,JGiola/swift,tkremenek/swift,JaSpa/swift,practicalswift/swift,shahmishal/swift,djwbrown/swift,gribozavr/swift,return/swift,amraboelela/swift,benlangmuir/swift,milseman/swift,sschiau/swift,bitjammer/swift,hughbe/swift,aschwaighofer/swift,aschwaighofer/swift,arvedviehweger/swift,therealbnut/swift,OscarSwanros/swift,frootloops/swift,JGiola/swift,parkera/swift,xwu/swift,glessard/swift,OscarSwanros/swift,jckarter/swift,jmgc/swift,arvedviehweger/swift,jckarter/swift,hughbe/swift,shahmishal/swift,nathawes/swift,Jnosh/swift,huonw/swift,devincoughlin/swift,gregomni/swift,djwbrown/swift,CodaFi/swift,huonw/swift,gmilos/swift,apple/swift,jtbandes/swift,atrick/swift,gribozavr/swift,jtbandes/swift,jopamer/swift,brentdax/swift,devincoughlin/swift,JGiola/swift,ahoppen/swift,manavgabhawala/swift,JaSpa/swift,jmgc/swift,glessard/swift,jtbandes/swift,therealbnut/swift,jopamer/swift,alblue/swift,codestergit/swift,OscarSwanros/swift,swiftix/swift,danielmartin/swift,rudkx/swift,harlanhaskins/swift,atrick/swift,devincoughlin/swift,rudkx/swift,hughbe/swift,bitjammer/swift,tjw/swift,alblue/swift,milseman/swift,practicalswift/swift,return/swift,parkera/swift,benlangmuir/swift,harlanhaskins/swift,xwu/swift,bitjammer/swift,felix91gr/swift,xedin/swift,amraboelela/swift,aschwaighofer/swift,return/swift,sschiau/swift,shahmishal/swift,gribozavr/swift,zisko/swift,amraboelela/swift,milseman/swift,sschiau/swift,jtbandes/swift,uasys/swift,CodaFi/swift,xedin/swift,tkremenek/swift,felix91gr/swift,Jnosh/swift,Jnosh/swift,parkera/swift,nathawes/swift,xwu/swift,jckarter/swift,jopamer/swift,xedin/swift,benlangmuir/swift,xwu/swift,tardieu/swift,uasys/swift,calebd/swift,felix91gr/swift,glessard/swift,practicalswift/swift,tkremenek/swift,apple/swift,jckarter/swift,milseman/swift,atrick/swift,shajrawi/swift,gregomni/swift,parkera/swift,tinysun212/swift-windows,brentdax/swift,jmgc/swift,calebd/swift,benlangmuir/swift,xedin/swift,gribozavr/swift,uasys/swift,deyton/swift,roambotics/swift,OscarSwanros/swift,airspeedswift/swift,tkremenek/swift,allevato/swift,swiftix/swift,tjw/swift,codestergit/swift,apple/swift,zisko/swift,hughbe/swift,jckarter/swift,codestergit/swift,devincoughlin/swift,gottesmm/swift,xwu/swift,atrick/swift,aschwaighofer/swift,tinysun212/swift-windows,frootloops/swift,CodaFi/swift,jopamer/swift,jopamer/swift,danielmartin/swift,ahoppen/swift,gottesmm/swift,karwa/swift,practicalswift/swift,gribozavr/swift,deyton/swift,swiftix/swift,austinzheng/swift,felix91gr/swift,practicalswift/swift,xwu/swift,jopamer/swift,austinzheng/swift,OscarSwanros/swift,swiftix/swift,JaSpa/swift,manavgabhawala/swift,shahmishal/swift,xedin/swift,frootloops/swift,deyton/swift,brentdax/swift,gottesmm/swift,tardieu/swift,JaSpa/swift,airspeedswift/swift,hooman/swift,lorentey/swift,hooman/swift,austinzheng/swift,atrick/swift,rudkx/swift,tardieu/swift,tinysun212/swift-windows,tkremenek/swift,milseman/swift,zisko/swift,tjw/swift,danielmartin/swift,manavgabhawala/swift,stephentyrone/swift,huonw/swift,felix91gr/swift,austinzheng/swift,jmgc/swift,shajrawi/swift,tardieu/swift,gmilos/swift,austinzheng/swift,karwa/swift,shajrawi/swift,uasys/swift,deyton/swift,parkera/swift,lorentey/swift,calebd/swift,djwbrown/swift,brentdax/swift,alblue/swift,manavgabhawala/swift,ahoppen/swift,swiftix/swift,tinysun212/swift-windows,danielmartin/swift,allevato/swift,practicalswift/swift,shahmishal/swift,zisko/swift,JGiola/swift,gmilos/swift,sschiau/swift,jmgc/swift,sschiau/swift,austinzheng/swift,therealbnut/swift,JaSpa/swift,CodaFi/swift,JaSpa/swift,glessard/swift,codestergit/swift,lorentey/swift