Add GetProperty member to ProjectFile type
Add GetProperty member to ProjectFile type

Gets the specified property name from the project, evaluating
conditional PropertyGroup nodes as best it can and processing
MSBuild placeholder values, e.g. `$(Configuration)`

vasily-kirichenko/Paket,thinkbeforecoding/Paket,vasily-kirichenko/Paket,inosik/Paket,baronfel/Paket,magicmonty/Paket,matthid/Paket,Thorium/Paket,0x53A/Paket,snowcrazed/Paket,snowcrazed/Paket,Stift/Paket,Stift/Paket,simonhdickson/Paket,cloudRoutine/Paket,0x53A/Paket,fsprojects/Paket,sergey-tihon/Paket,Stift/Paket,snowcrazed/Paket,MorganPersson/Paket,artur-s/Paket,matthid/Paket,Thorium/Paket,snowcrazed/Paket,lexarchik/Paket,vbfox/Paket,inosik/Paket,sergey-tihon/Paket,lexarchik/Paket,robertpi/Paket,magicmonty/Paket,MorganPersson/Paket,MorganPersson/Paket,isaacabraham/Paket,mrinaldi/Paket,fsprojects/Paket,antymon4o/Paket,0x53A/Paket,mrinaldi/Paket,colinbull/Paket,cloudRoutine/Paket,cloudRoutine/Paket,jam40jeff/Paket,mexx/Paket,theimowski/Paket,vbfox/Paket,magicmonty/Paket,thinkbeforecoding/Paket,magicmonty/Paket,artur-s/Paket,mrinaldi/Paket,thinkbeforecoding/Paket,Thorium/Paket,Stift/Paket,colinbull/Paket,robertpi/Paket,lexarchik/Paket,robertpi/Paket,baronfel/Paket,NatElkins/Paket,Thorium/Paket,isaacabraham/Paket,jam40jeff/Paket,thinkbeforecoding/Paket,NatElkins/Paket,robertpi/Paket,simonhdickson/Paket,mrinaldi/Paket,vbfox/Paket,MorganPersson/Paket,isaacabraham/Paket,theimowski/Paket,NatElkins/Paket,isaacabraham/Paket,mexx/Paket,0x53A/Paket,NatElkins/Paket,cloudRoutine/Paket,simonhdickson/Paket,lexarchik/Paket,vbfox/Paket,simonhdickson/Paket,antymon4o/Paket,matthid/Paket,matthid/Paket